6.8Media KEV

CVE-2021-22204ExifTool Remote Code Execution Vulnerability

ExifTool ExifTool Publicada: 2021-04-23 20:22 (hace 5 años)

Explotación conocida — ExifTool Remote Code Execution Vulnerability

CISA confirmó el 17.11.2021 que esta vulnerabilidad se usa en ataques reales. Plazo para las agencias federales de EE. UU.: 01.12.2021.

Acción requerida: Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2021-22204

Descripción

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

Debilidad (CWE): CWE-94

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Fabricante	Producto	Versiones
debian	debian linux	9.0
ExifTool	ExifTool	>=7.44, <12.24
fedoraproject	fedora	32

Referencias y parches

https://github.com/exiftool/exiftool/commit/cf0f4e7dcd024ca99615bfd1102a841a25dde031#diff-fa0d652d10dbcd246e6… Patch
https://hackerone.com/reports/1154542 ExploitIssue TrackingThird Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22204.json Third Party Advisory
DSA-4910 vendor-advisoryMailing ListThird Party Advisory
FEDORA-2021-de850ed71e vendor-advisoryRelease Notes
FEDORA-2021-e3d8833d36 vendor-advisoryRelease Notes
FEDORA-2021-88d24aa32b vendor-advisoryRelease Notes
[oss-security] 20210509 [CVE-2021-22204] ExifTool - Arbitrary code execution in the DjVu module when parsing a malicious image mailing-listMailing ListThird Party Advisory
[oss-security] 20210510 Re: [CVE-2021-22204] ExifTool - Arbitrary code execution in the DjVu module when parsing a malicious image mailing-listMailing ListThird Party Advisory
http://packetstormsecurity.com/files/162558/ExifTool-DjVu-ANT-Perl-Injection.html ExploitThird Party AdvisoryVDB Entry
[debian-lts-announce] 20210516 [SECURITY] [DLA 2663-1] libimage-exiftool-perl security update mailing-listMailing ListThird Party Advisory
http://packetstormsecurity.com/files/164768/GitLab-Unauthenticated-Remote-ExifTool-Command-Injection.html ExploitThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/164994/GitLab-13.10.2-Remote-Code-Execution.html ExploitThird Party AdvisoryVDB Entry
http://packetstormsecurity.com/files/167038/ExifTool-12.23-Arbitrary-Code-Execution.html ExploitThird Party AdvisoryVDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22204 US Government Resource

Coincidencias CPE (NVD) (6)

cpe:2.3:a:exiftool_project:exiftool:*:*:*:*:*:*:*:* ≥ 7.44 < 12.24
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Puntuación CVSS

6.8Media

Fuente: GitLab · CVSS 3.1

Vector de ataque: Local
Complejidad: Baja
Privilegios: Ninguno
Interacción del usuario: Ninguna
Alcance: Cambiado
Confidencialidad: Bajo
Integridad: Bajo
Disponibilidad: Bajo

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

Todas las puntuaciones (4)

cna	CVSS 3.1	6.8Media
cve@gitlab.com	CVSS 3.1	6.8Media
nvd	CVSS 3.1	7.8Alta
nvd	CVSS 2.0	6.8Media

EPSS (probabilidad de explotación en 30 días)

99.98%

superior al 100 % de todas las CVE

Evaluación de CISA (SSVC)

Explotación: active
Automatizable: no
Impacto técnico: partial

Cronología

ID reservado2021-01-05
Publicada2021-04-23 20:22
Llegó a IP-DB2026-10-24 23:34
Añadida a KEV2021-11-17
Última actualización2026-06-17 06:36

Asignada por (CNA): GitLab
Estado en NVD: Analyzed

Ver en la fuente: CVE.org · NVD

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