{"api_version":"1","generated_at":"2026-04-23T01:00:24+00:00","cve":"CVE-2021-20312","urls":{"html":"https://cve.report/CVE-2021-20312","api":"https://cve.report/api/cve/CVE-2021-20312.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-20312","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-20312"},"summary":{"title":"CVE-2021-20312","description":"A flaw was found in ImageMagick in versions 7.0.11, where an integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c may trigger undefined behavior via a crafted image file that is submitted by an attacker and processed by an application using ImageMagick. The highest threat from this vulnerability is to system availability.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2021-05-11 23:15:00","updated_at":"2023-05-22 02:15:00"},"problem_types":["CWE-190"],"metrics":[],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1946742","name":"https://bugzilla.redhat.com/show_bug.cgi?id=1946742","refsource":"MISC","tags":[],"title":"1946742 – (CVE-2021-20312) CVE-2021-20312 ImageMagick: Integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html","name":"[debian-lts-announce] 20230521 [SECURITY] [DLA 3429-1] imagemagick security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3429-1] imagemagick security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.debian.org/debian-lts-announce/2021/06/msg00000.html","name":"[debian-lts-announce] 20210603 [SECURITY] [DLA 2672-1] imagemagick security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 2672-1] imagemagick security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-20312","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20312","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"20312","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":"2021","cve_id":"20312","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"imagemagick","cpe5":"imagemagick","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-20312","qid":"174933","title":"SUSE Enterprise Linux Security Update for ImageMagick (SUSE-SU-2021:1277-1)"},{"cve":"CVE-2021-20312","qid":"174936","title":"SUSE Enterprise Linux Security Update for ImageMagick (SUSE-SU-2021:1276-1)"},{"cve":"CVE-2021-20312","qid":"178654","title":"Debian Security Update for imagemagick (DLA 2672-1)"},{"cve":"CVE-2021-20312","qid":"181795","title":"Debian Security Update for imagemagick (DLA 3429-1)"},{"cve":"CVE-2021-20312","qid":"184271","title":"Debian Security Update for imagemagick (CVE-2021-20312)"},{"cve":"CVE-2021-20312","qid":"198584","title":"Ubuntu Security Notification for ImageMagick Vulnerabilities (USN-5158-1)"},{"cve":"CVE-2021-20312","qid":"199045","title":"Ubuntu Security Notification for ImageMagick Vulnerabilities (USN-5736-1)"},{"cve":"CVE-2021-20312","qid":"199524","title":"Ubuntu Security Notification for ImageMagick Vulnerabilities (USN-6200-1)"},{"cve":"CVE-2021-20312","qid":"501583","title":"Alpine Linux Security Update for imagemagick"},{"cve":"CVE-2021-20312","qid":"501868","title":"Alpine Linux Security Update for imagemagick"},{"cve":"CVE-2021-20312","qid":"670541","title":"EulerOS Security Update for ImageMagick (EulerOS-SA-2021-2299)"},{"cve":"CVE-2021-20312","qid":"670576","title":"EulerOS Security Update for ImageMagick (EulerOS-SA-2021-2334)"},{"cve":"CVE-2021-20312","qid":"670627","title":"EulerOS Security Update for ImageMagick (EulerOS-SA-2021-2385)"},{"cve":"CVE-2021-20312","qid":"670861","title":"EulerOS Security Update for ImageMagick (EulerOS-SA-2021-2334)"},{"cve":"CVE-2021-20312","qid":"690139","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for imagemagick7 (a7c60af1-b3f1-11eb-a5f7-a0f3c100ae18)"},{"cve":"CVE-2021-20312","qid":"750249","title":"OpenSUSE Security Update for ImageMagick (openSUSE-SU-2021:0606-1)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2021-20312","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"ImageMagick","version":{"version_data":[{"version_value":"ImageMagick 7.0.11"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-190"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://bugzilla.redhat.com/show_bug.cgi?id=1946742","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1946742"},{"refsource":"MLIST","name":"[debian-lts-announce] 20210603 [SECURITY] [DLA 2672-1] imagemagick security update","url":"https://lists.debian.org/debian-lts-announce/2021/06/msg00000.html"},{"refsource":"MLIST","name":"[debian-lts-announce] 20230521 [SECURITY] [DLA 3429-1] imagemagick security update","url":"https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html"}]},"description":{"description_data":[{"lang":"eng","value":"A flaw was found in ImageMagick in versions 7.0.11, where an integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c may trigger undefined behavior via a crafted image file that is submitted by an attacker and processed by an application using ImageMagick. The highest threat from this vulnerability is to system availability."}]}},"nvd":{"publishedDate":"2021-05-11 23:15:00","lastModifiedDate":"2023-05-22 02:15:00","problem_types":["CWE-190"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":7.8},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.9,"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:imagemagick:imagemagick:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.11-0","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"20312","Ordinal":"194353","Title":"CVE-2021-20312","CVE":"CVE-2021-20312","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"20312","Ordinal":"1","NoteData":"A flaw was found in ImageMagick in versions 7.0.11, where an integer overflow in WriteTHUMBNAILImage of coders/thumbnail.c may trigger undefined behavior via a crafted image file that is submitted by an attacker and processed by an application using ImageMagick. The highest threat from this vulnerability is to system availability.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"20312","Ordinal":"2","NoteData":"2021-05-11","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"20312","Ordinal":"3","NoteData":"2021-06-03","Type":"Other","Title":"Modified"}]}}}