{"api_version":"1","generated_at":"2026-04-22T21:38:00+00:00","cve":"CVE-2020-8927","urls":{"html":"https://cve.report/CVE-2020-8927","api":"https://cve.report/api/cve/CVE-2020-8927.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-8927","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-8927"},"summary":{"title":"CVE-2020-8927","description":"A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits.","state":"PUBLIC","assigner":"security@google.com","published_at":"2020-09-15 10:15:00","updated_at":"2023-11-07 03:26:00"},"problem_types":["CWE-120"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J4E265WKWKYMK2RYYSIXBEGZTDY5IQE6/","name":"FEDORA-2020-e21bd401ad","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 31 Update: golang-github-andybalholm-brotli-1.0.1-1.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W23CUADGMVMQQNFKHPHXVP7RPZJZNN6I/","name":"FEDORA-2020-9336b65f82","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: brotli-1.0.9-3.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TOGTZ2ZWDH662ZNFFSZVL3M5AJXV6JF/","name":"FEDORA-2022-d28042f559","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 34 Update: dotnet3.1-3.1.417-1.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4VCDOJGL6BK3HB4XRD2WETBPYX2ITF6/","name":"FEDORA-2020-bc9a739f0c","refsource":"","tags":[],"title":"[SECURITY] Fedora 31 Update: brotli-1.0.9-3.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/google/brotli/releases/tag/v1.0.9","name":"https://github.com/google/brotli/releases/tag/v1.0.9","refsource":"CONFIRM","tags":["Release Notes","Third Party Advisory"],"title":"Release v1.0.9 · google/brotli · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2020/dsa-4801","name":"DSA-4801","refsource":"DEBIAN","tags":[],"title":"Debian -- Security Information -- DSA-4801-1 brotli","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WW62OZEY2GHJL4JCOLJRBSRETXDHMWRK/","name":"FEDORA-2020-c663fbc46c","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: golang-github-andybalholm-brotli-1.0.1-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2020/12/msg00003.html","name":"[debian-lts-announce] 20201201 [SECURITY] [DLA 2476-1] brotli security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 2476-1] brotli security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M4VCDOJGL6BK3HB4XRD2WETBPYX2ITF6/","name":"FEDORA-2020-bc9a739f0c","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 31 Update: brotli-1.0.9-3.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WW62OZEY2GHJL4JCOLJRBSRETXDHMWRK/","name":"FEDORA-2020-c663fbc46c","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 32 Update: golang-github-andybalholm-brotli-1.0.1-1.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQLM7ABVCYJLF6JRPF3M3EBXW63GNC27/","name":"FEDORA-2022-5ecee47acb","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 35 Update: dotnet3.1-3.1.417-1.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://usn.ubuntu.com/4568-1/","name":"USN-4568-1","refsource":"UBUNTU","tags":[],"title":"USN-4568-1: Brotli vulnerability | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXEQ3GQVELA2T4HNZG7VPMS2HDVXMJRG/","name":"FEDORA-2022-9e046f579a","refsource":"","tags":[],"title":"[SECURITY] Fedora 36 Update: dotnet3.1-3.1.417-1.fc36 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MMBKACMLSRX7JJSKBTR35UOEP2WFR6QP/","name":"FEDORA-2020-22d278923a","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: golang-github-andybalholm-brotli-1.0.1-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/356JOYTWW4BWSZ42SEFLV7NYHL3S3AEH/","name":"FEDORA-2020-c76a35b209","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 33 Update: brotli-1.0.9-3.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/356JOYTWW4BWSZ42SEFLV7NYHL3S3AEH/","name":"FEDORA-2020-c76a35b209","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: brotli-1.0.9-3.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W23CUADGMVMQQNFKHPHXVP7RPZJZNN6I/","name":"FEDORA-2020-9336b65f82","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 32 Update: brotli-1.0.9-3.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00108.html","name":"openSUSE-SU-2020:1578","refsource":"SUSE","tags":[],"title":"[security-announce] openSUSE-SU-2020:1578-1: moderate: Security update f","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MMBKACMLSRX7JJSKBTR35UOEP2WFR6QP/","name":"FEDORA-2020-22d278923a","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 33 Update: golang-github-andybalholm-brotli-1.0.1-1.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXEQ3GQVELA2T4HNZG7VPMS2HDVXMJRG/","name":"FEDORA-2022-9e046f579a","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 36 Update: dotnet3.1-3.1.417-1.fc36 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TOGTZ2ZWDH662ZNFFSZVL3M5AJXV6JF/","name":"FEDORA-2022-d28042f559","refsource":"","tags":[],"title":"[SECURITY] Fedora 34 Update: dotnet3.1-3.1.417-1.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQLM7ABVCYJLF6JRPF3M3EBXW63GNC27/","name":"FEDORA-2022-5ecee47acb","refsource":"","tags":[],"title":"[SECURITY] Fedora 35 Update: dotnet3.1-3.1.417-1.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J4E265WKWKYMK2RYYSIXBEGZTDY5IQE6/","name":"FEDORA-2020-e21bd401ad","refsource":"","tags":[],"title":"[SECURITY] Fedora 31 Update: golang-github-andybalholm-brotli-1.0.1-1.fc31 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-8927","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8927","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"LEGACY","value":"Jay Lv <nengzhi.pnz@antgroup.com>","lang":""}],"nvd_cpes":[{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"16.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"esm","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"18.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"canonical","cpe5":"ubuntu_linux","cpe6":"20.04","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"lts","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"10.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"31","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"34","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"35","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"36","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"google","cpe5":"brotli","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"google","cpe5":"brotli","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"5.0.14","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":".net","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"3.1.22","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":".net_core","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"powershell","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"16.11","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio_2019","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio_2022","cpe6":"17.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"17.0.7","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"visual_studio_2022","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"8927","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-8927","qid":"159206","title":"Oracle Enterprise Linux Security Update for brotli (ELSA-2021-1702)"},{"cve":"CVE-2020-8927","qid":"159702","title":"Oracle Enterprise Linux Security Update for .net 5.0 security and bugfix update (ELSA-2022-0830)"},{"cve":"CVE-2020-8927","qid":"159703","title":"Oracle Enterprise Linux Security Update for .net core 3.1 security and bugfix update (ELSA-2022-0827)"},{"cve":"CVE-2020-8927","qid":"239317","title":"Red Hat Update for brotli (RHSA-2021:1702)"},{"cve":"CVE-2020-8927","qid":"240126","title":"Red Hat Update for .net 5.0 (RHSA-2022:0830)"},{"cve":"CVE-2020-8927","qid":"240131","title":"Red Hat Update for .net 5.0 on rhel 7 (RHSA-2022:0828)"},{"cve":"CVE-2020-8927","qid":"240134","title":"Red Hat Update for .net core 3.1 on rhel 7 (RHSA-2022:0829)"},{"cve":"CVE-2020-8927","qid":"240135","title":"Red Hat Update for .net core 3.1 (RHSA-2022:0827)"},{"cve":"CVE-2020-8927","qid":"282524","title":"Fedora Security Update for dotnet3.1 (FEDORA-2022-d28042f559)"},{"cve":"CVE-2020-8927","qid":"282525","title":"Fedora Security Update for dotnet3.1 (FEDORA-2022-5ecee47acb)"},{"cve":"CVE-2020-8927","qid":"377394","title":"Alibaba Cloud Linux Security Update for brotli (ALINUX3-SA-2022:0118)"},{"cve":"CVE-2020-8927","qid":"500075","title":"Alpine Linux Security Update for brotli"},{"cve":"CVE-2020-8927","qid":"503751","title":"Alpine Linux Security Update for brotli"},{"cve":"CVE-2020-8927","qid":"730371","title":"McAfee Web Gateway Multiple Vulnerabilities (WP-3335,WP-4131,WP-4159,WP-4237,WP-4259,WP-4329,WP-4348,WP-4355,WP-4376,WP-4407,WP-4421)"},{"cve":"CVE-2020-8927","qid":"750614","title":"OpenSUSE Security Update for brotli (openSUSE-SU-2020:1578-1)"},{"cve":"CVE-2020-8927","qid":"751460","title":"OpenSUSE Security Update for brotli (openSUSE-SU-2021:3942-1)"},{"cve":"CVE-2020-8927","qid":"754875","title":"SUSE Enterprise Linux Security Update for python-brotlipy (SUSE-SU-2023:3669-1)"},{"cve":"CVE-2020-8927","qid":"754963","title":"SUSE Enterprise Linux Security Update for python-brotlipy (SUSE-SU-2023:3827-1)"},{"cve":"CVE-2020-8927","qid":"900205","title":"CBL-Mariner Linux Security Update for brotli 1.0.7"},{"cve":"CVE-2020-8927","qid":"901706","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for brotli (6341-1)"},{"cve":"CVE-2020-8927","qid":"903579","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for powershell (9079)"},{"cve":"CVE-2020-8927","qid":"903623","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for brotli (2537)"},{"cve":"CVE-2020-8927","qid":"91868","title":"Microsoft .NET Security Update for March 2022"},{"cve":"CVE-2020-8927","qid":"940313","title":"AlmaLinux Security Update for brotli (ALSA-2021:1702)"},{"cve":"CVE-2020-8927","qid":"940461","title":"AlmaLinux Security Update for .NET (ALSA-2022:0827)"},{"cve":"CVE-2020-8927","qid":"940462","title":"AlmaLinux Security Update for .NET (ALSA-2022:0830)"},{"cve":"CVE-2020-8927","qid":"960227","title":"Rocky Linux Security Update for brotli (RLSA-2021:1702)"},{"cve":"CVE-2020-8927","qid":"960696","title":"Rocky Linux Security Update for .NET (RLSA-2022:0827)"},{"cve":"CVE-2020-8927","qid":"960850","title":"Rocky Linux Security Update for .NET (RLSA-2022:0830)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security@google.com","ID":"CVE-2020-8927","STATE":"PUBLIC","TITLE":"Buffer overflow in Brotli library"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Brotli","version":{"version_data":[{"version_affected":"<=","version_name":"stable","version_value":"1.0.7"}]}}]},"vendor_name":"Google LLC"}]}},"credit":[{"lang":"eng","value":"Jay Lv <nengzhi.pnz@antgroup.com>"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-130 Improper Handling of Length Parameter Inconsistency "}]}]},"references":{"reference_data":[{"name":"https://github.com/google/brotli/releases/tag/v1.0.9","refsource":"CONFIRM","url":"https://github.com/google/brotli/releases/tag/v1.0.9"},{"refsource":"SUSE","name":"openSUSE-SU-2020:1578","url":"http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00108.html"},{"refsource":"FEDORA","name":"FEDORA-2020-22d278923a","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MMBKACMLSRX7JJSKBTR35UOEP2WFR6QP/"},{"refsource":"UBUNTU","name":"USN-4568-1","url":"https://usn.ubuntu.com/4568-1/"},{"refsource":"FEDORA","name":"FEDORA-2020-c663fbc46c","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WW62OZEY2GHJL4JCOLJRBSRETXDHMWRK/"},{"refsource":"FEDORA","name":"FEDORA-2020-e21bd401ad","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J4E265WKWKYMK2RYYSIXBEGZTDY5IQE6/"},{"refsource":"FEDORA","name":"FEDORA-2020-bc9a739f0c","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M4VCDOJGL6BK3HB4XRD2WETBPYX2ITF6/"},{"refsource":"FEDORA","name":"FEDORA-2020-9336b65f82","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W23CUADGMVMQQNFKHPHXVP7RPZJZNN6I/"},{"refsource":"FEDORA","name":"FEDORA-2020-c76a35b209","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/356JOYTWW4BWSZ42SEFLV7NYHL3S3AEH/"},{"refsource":"MLIST","name":"[debian-lts-announce] 20201201 [SECURITY] [DLA 2476-1] brotli security update","url":"https://lists.debian.org/debian-lts-announce/2020/12/msg00003.html"},{"refsource":"DEBIAN","name":"DSA-4801","url":"https://www.debian.org/security/2020/dsa-4801"},{"refsource":"FEDORA","name":"FEDORA-2022-9e046f579a","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXEQ3GQVELA2T4HNZG7VPMS2HDVXMJRG/"},{"refsource":"FEDORA","name":"FEDORA-2022-5ecee47acb","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQLM7ABVCYJLF6JRPF3M3EBXW63GNC27/"},{"refsource":"FEDORA","name":"FEDORA-2022-d28042f559","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TOGTZ2ZWDH662ZNFFSZVL3M5AJXV6JF/"}]},"source":{"discovery":"EXTERNAL"}},"nvd":{"publishedDate":"2020-09-15 10:15:00","lastModifiedDate":"2023-11-07 03:26:00","problem_types":["CWE-120"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"LOW","baseScore":6.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":3.9,"impactScore":2.5},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.4},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:google:brotli:*:*:*:*:*:*:*:*","versionEndExcluding":"1.0.8","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*","versionStartIncluding":"16.0","versionEndIncluding":"16.11","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndIncluding":"5.0.14","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndIncluding":"3.1.22","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*","versionStartIncluding":"7.2","versionEndExcluding":"7.2.2","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0","versionEndExcluding":"7.0.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:visual_studio_2022:17.1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:powershell:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.1.6","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*","versionStartIncluding":"17.0","versionEndIncluding":"17.0.7","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"8927","Ordinal":"169280","Title":"CVE-2020-8927","CVE":"CVE-2020-8927","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"8927","Ordinal":"1","NoteData":"A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a \"one-shot\" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the \"streaming\" API as opposed to the \"one-shot\" API, and impose chunk size limits.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"8927","Ordinal":"2","NoteData":"2020-09-15","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"8927","Ordinal":"3","NoteData":"2020-12-02","Type":"Other","Title":"Modified"}]}}}