// For flags

CVE-2021-22204

ExifTool Remote Code Execution Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

19
*Multiple Sources

Exploited in Wild

Yes
*KEV

Decision

-
*SSVC
Descriptions

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

Una neutralización inapropiada de los datos del usuario en el formato de archivo DjVu en ExifTool versiones 7.44 y posteriores, permite una ejecución de código arbitrario cuando se analiza la imagen maliciosa

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

*Credits: Thanks vakzz for reporting this vulnerability through the GitLab HackerOne bug bounty program who then reported it to the ExifTool maintainer
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-05 CVE Reserved
  • 2021-04-23 CVE Published
  • 2021-05-12 First Exploit
  • 2021-11-17 Exploited in Wild
  • 2021-12-01 KEV Due Date
  • 2024-08-03 CVE Updated
  • 2024-10-31 EPSS Updated
CWE
  • CWE-94: Improper Control of Generation of Code ('Code Injection')
CAPEC
References (28)
URL Tag Source
http://www.openwall.com/lists/oss-security/2021/05/09/1 Mailing List
http://www.openwall.com/lists/oss-security/2021/05/10/5 Mailing List
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/05/msg00018.html Mailing List
URL Date SRC
https://www.exploit-db.com/exploits/50911 2022-05-11
https://github.com/convisolabs/CVE-2021-22204-exiftool 2021-05-20
https://github.com/AssassinUKG/CVE-2021-22204 2021-10-26
https://github.com/se162xg/CVE-2021-22204 2021-05-12
https://github.com/UNICORDev/exploit-CVE-2021-22204 2022-06-07
https://github.com/bilkoh/POC-CVE-2021-22204 2021-05-21
https://github.com/mr-tuhin/CVE-2021-22204-exiftool 2022-02-21
https://github.com/Akash7350/CVE-2021-22204 2023-05-14
https://github.com/PenTestical/CVE-2021-22204 2021-08-02
https://github.com/0xBruno/CVE-2021-22204 2022-01-30
https://github.com/trganda/CVE-2021-22204 2021-12-29
https://github.com/ph-arm/CVE-2021-22204-Gitlab 2021-11-04
https://github.com/cc3305/CVE-2021-22204 2024-06-19
https://github.com/Asaad27/CVE-2021-22204-RSE 2021-12-08
http://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.html 2024-08-03
http://packetstormsecurity.com/files/164768/GitLab-Unauthenticated-Remote-ExifTool-Command-Injection.html 2024-08-03
http://packetstormsecurity.com/files/164994/GitLab-13.10.2-Remote-Code-Execution.html 2024-08-03
http://packetstormsecurity.com/files/167038/ExifTool-12.23-Arbitrary-Code-Execution.html 2024-08-03
https://hackerone.com/reports/1154542 2024-08-03
URL Date SRC
https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6b1df16c1e992931d3bb717a7e36157596b76bdadb3800 2024-07-24
URL Date SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DDKDLJLBTBBR66OOPXSXCG2PQRM5KCZL 2024-07-24
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F6UOBPU3LSHAPRRJNISNVXZ5DSUIALLV 2024-07-24
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U4RF6PJCJ6NQOVJJJF6HN6BORUQVIXY6 2024-07-24
https://www.debian.org/security/2021/dsa-4910 2024-07-24
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Exiftool Project
Search vendor "Exiftool Project"
 Exiftool
Search vendor "Exiftool Project" for product "Exiftool"
 >= 7.44 < 12.24
Search vendor "Exiftool Project" for product "Exiftool" and version " >= 7.44 < 12.24"
-
Affected
Debian
Search vendor "Debian"
 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 9.0
Search vendor "Debian" for product "Debian Linux" and version "9.0"
-
Affected
Debian
Search vendor "Debian"
 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 10.0
Search vendor "Debian" for product "Debian Linux" and version "10.0"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
Search vendor "Fedoraproject" for product "Fedora"
 32
Search vendor "Fedoraproject" for product "Fedora" and version "32"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
Search vendor "Fedoraproject" for product "Fedora"
 33
Search vendor "Fedoraproject" for product "Fedora" and version "33"
-
Affected
Fedoraproject
Search vendor "Fedoraproject"
 Fedora
Search vendor "Fedoraproject" for product "Fedora"
 34
Search vendor "Fedoraproject" for product "Fedora" and version "34"
-
Affected