CVE-2021-22204: ExifTool Remote Code Execution Vulnerability
First published: Fri Apr 23 2021(Updated: )
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
Credit: cve@gitlab.com cve@gitlab.com cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/libimage-exiftool-perl | 11.16-1+deb10u1 12.16+dfsg-2 12.57+dfsg-1 12.67+dfsg-1 | |
| Exiftool Project Exiftool | >=7.44<12.24 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| debian/libimage-exiftool-perl | <=11.16-1<=7.89-1<=12.16+dfsg-1 | 12.16+dfsg-2 11.16-1+deb10u1 |
| >=7.44<12.24 | ||
| =9.0 | ||
| =10.0 | ||
| =32 | ||
| =33 | ||
| =34 | ||
| Perl Exiftool |
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Reference Links
- https://bugs.launchpad.net/bugs/1925985
- https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800
- https://devcraft.io/2021/05/04/exiftool-arbitrary-code-execution-cve-2021-22204.html
- https://security-tracker.debian.org/tracker/CVE-2021-22204
- http://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.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
- http://www.openwall.com/lists/oss-security/2021/05/09/1
- http://www.openwall.com/lists/oss-security/2021/05/10/5
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json
- https://hackerone.com/reports/1154542
- https://lists.debian.org/debian-lts-announce/2021/05/msg00018.html
- 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/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6/
- https://www.debian.org/security/2021/dsa-4910
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22204
- https://salsa.debian.org/perl-team/modules/packages/libimage-exiftool-perl/-/commit/0347501fda93cb8366d6451aedcf258b34fb4a2b
- https://bugs.debian.org/987505
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987505
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DDKDLJLBTBBR66OOPXSXCG2PQRM5KCZL/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6/
- https://nvd.nist.gov/vuln/detail/CVE-2021-22204
Frequently Asked Questions
What is CVE-2021-22204?
CVE-2021-22204 is a vulnerability in ExifTool that allows for remote code execution.
Which versions of ExifTool are affected by CVE-2021-22204?
ExifTool versions 7.44 and up are affected by CVE-2021-22204.
What is the severity of CVE-2021-22204?
CVE-2021-22204 has a severity rating of 7.8 (high).
How can arbitrary code be executed using CVE-2021-22204?
Arbitrary code execution can occur when parsing a malicious DjVu file in ExifTool affected by CVE-2021-22204.
How can I fix CVE-2021-22204?
To fix CVE-2021-22204, update ExifTool to version 12.24 or later.
- collector/security-tracker-debian
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- vendor/exiftool project
- canonical/exiftool project exiftool
- version/exiftool project exiftool/7.44
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
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- vendor/fedoraproject
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- version/fedoraproject fedora/32
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- version/fedoraproject fedora/34
- vendor/perl
- canonical/perl exiftool