CVE-2021-22204 Information

Description

Improper neutralization of user data in the DjVu file format in ExifTool versions 7.44 and up allows arbitrary code execution when parsing the malicious image

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800 https://hackerone.com/reports/1154542 https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json https://www.debian.org/security/2021/dsa-4910 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DDKDLJLBTBBR66OOPXSXCG2PQRM5KCZL/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV/ http://www.openwall.com/lists/oss-security/2021/05/09/1 http://www.openwall.com/lists/oss-security/2021/05/10/5 http://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.html https://lists.debian.org/debian-lts-announce/2021/05/msg00018.html http://packetstormsecurity.com/files/164768/GitLab-Unauthenticated-Remote-ExifTool-Command-Injection.html http://packetstormsecurity.com/files/164994/GitLab-13.10.2-Remote-Code-Execution.html http://packetstormsecurity.com/files/167038/ExifTool-12.23-Arbitrary-Code-Execution.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8