{"api_version":"1","generated_at":"2026-04-22T23:31:12+00:00","cve":"CVE-2021-28678","urls":{"html":"https://cve.report/CVE-2021-28678","api":"https://cve.report/api/cve/CVE-2021-28678.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-28678","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-28678"},"summary":{"title":"CVE-2021-28678","description":"An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-06-02 16:15:00","updated_at":"2023-11-07 03:32:00"},"problem_types":["CWE-345"],"metrics":[],"references":[{"url":"https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos","name":"https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos","refsource":"MISC","tags":[],"title":"8.2.0 — Pillow (PIL Fork) 8.2.0 documentation","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/python-pillow/Pillow/pull/5377","name":"https://github.com/python-pillow/Pillow/pull/5377","refsource":"MISC","tags":[],"title":"Security fixes for 8.2.0 by hugovk · Pull Request #5377 · python-pillow/Pillow · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/","name":"FEDORA-2021-77756994ba","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 33 Update: mingw-python-pillow-7.2.0-6.fc33 - 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/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/","name":"FEDORA-2021-77756994ba","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: mingw-python-pillow-7.2.0-6.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.gentoo.org/glsa/202107-33","name":"GLSA-202107-33","refsource":"GENTOO","tags":[],"title":"Pillow: Multiple vulnerabilities (GLSA 202107-33) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-28678","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28678","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"28678","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":"2021","cve_id":"28678","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"python","cpe5":"pillow","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-28678","qid":"180021","title":"Debian Security Update for pillow (CVE-2021-28678)"},{"cve":"CVE-2021-28678","qid":"198379","title":"Ubuntu Security Notification for Pillow vulnerabilities (USN-4963-1)"},{"cve":"CVE-2021-28678","qid":"239802","title":"Red Hat Update for python-pillow (RHSA-2021:4149)"},{"cve":"CVE-2021-28678","qid":"281106","title":"Fedora Security Update for mingw (FEDORA-2021-aa5d2e2289)"},{"cve":"CVE-2021-28678","qid":"281504","title":"Fedora Security Update for mingw (FEDORA-2021-77756994ba)"},{"cve":"CVE-2021-28678","qid":"296059","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 36.0.1.101.2 Missing (CPUJUL2021)"},{"cve":"CVE-2021-28678","qid":"296060","title":"Oracle Solaris 11.4 Support Repository Update (SRU) 37.0.1.101.1 Missing (CPUJUL2021)"},{"cve":"CVE-2021-28678","qid":"377325","title":"Alibaba Cloud Linux Security Update for python-pillow (ALINUX3-SA-2022:0012)"},{"cve":"CVE-2021-28678","qid":"501768","title":"Alpine Linux Security Update for py3-pillow"},{"cve":"CVE-2021-28678","qid":"505317","title":"Alpine Linux Security Update for py3-pillow"},{"cve":"CVE-2021-28678","qid":"670495","title":"EulerOS Security Update for python-pillow (EulerOS-SA-2021-2253)"},{"cve":"CVE-2021-28678","qid":"670521","title":"EulerOS Security Update for python-pillow (EulerOS-SA-2021-2279)"},{"cve":"CVE-2021-28678","qid":"670558","title":"EulerOS Security Update for python-pillow (EulerOS-SA-2021-2314)"},{"cve":"CVE-2021-28678","qid":"670990","title":"EulerOS Security Update for python-pillow (EulerOS-SA-2021-2611)"},{"cve":"CVE-2021-28678","qid":"690140","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for pillow (f947aa26-b2f9-11eb-a5f7-a0f3c100ae18)"},{"cve":"CVE-2021-28678","qid":"710035","title":"Gentoo Linux Pillow Multiple vulnerabilities (GLSA 202107-33)"},{"cve":"CVE-2021-28678","qid":"940109","title":"AlmaLinux Security Update for python-pillow (ALSA-2021:4149)"},{"cve":"CVE-2021-28678","qid":"982004","title":"Python (pip) Security Update for Pillow (GHSA-hjfx-8p6c-g7gx)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-28678","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos","url":"https://pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html#cve-2021-28678-fix-blp-dos"},{"refsource":"MISC","name":"https://github.com/python-pillow/Pillow/pull/5377","url":"https://github.com/python-pillow/Pillow/pull/5377"},{"refsource":"FEDORA","name":"FEDORA-2021-77756994ba","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL/"},{"refsource":"GENTOO","name":"GLSA-202107-33","url":"https://security.gentoo.org/glsa/202107-33"}]}},"nvd":{"publishedDate":"2021-06-02 16:15:00","lastModifiedDate":"2023-11-07 03:32:00","problem_types":["CWE-345"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":4.3},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*","versionEndExcluding":"8.2.0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"28678","Ordinal":"203854","Title":"CVE-2021-28678","CVE":"CVE-2021-28678","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"28678","Ordinal":"1","NoteData":"An issue was discovered in Pillow before 8.2.0. For BLP data, BlpImagePlugin did not properly check that reads (after jumping to file offsets) returned data. This could lead to a DoS where the decoder could be run a large number of times on empty data.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"28678","Ordinal":"2","NoteData":"2021-06-02","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"28678","Ordinal":"3","NoteData":"2021-07-15","Type":"Other","Title":"Modified"}]}}}