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Vulnerability · Published Feb 13, 2023 · Assigned by GitLab

CVE-2023-0796

Medium 6.8

In plain English

A medium-severity out-of-bounds read in libtiff from libtiff. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.8Medium
Exploit odds (30 days)0.4%top 63.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3592, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit afaabc3e.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:9libtiff4.4.0-8.el9_2ALSA-2023:3711
AlmaLinux:9libtiff-devel4.4.0-8.el9_2ALSA-2023:3711
AlmaLinux:9libtiff-tools4.4.0-8.el9_2ALSA-2023:3711
Alpine:v3.20tiff4.5.0-r5ALPINE-CVE-2023-0796
Alpine:v3.21tiff4.5.0-r5ALPINE-CVE-2023-0796
Alpine:v3.22tiff4.5.0-r5ALPINE-CVE-2023-0796
Alpine:v3.23tiff4.5.0-r5ALPINE-CVE-2023-0796
Alpine:v3.24tiff4.5.0-r5ALPINE-CVE-2023-0796
Debian:12tiff4.5.0-5DEBIAN-CVE-2023-0796
Debian:13tiff4.5.0-5DEBIAN-CVE-2023-0796
Debian:14tiff4.5.0-5DEBIAN-CVE-2023-0796
Rocky Linux:9libtiff0:4.4.0-8.el9_2RLSA-2023:3711
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.4UBUNTU-CVE-2023-0796
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.4USN-5923-1

Affected products (as reported)

VendorProductVersions
libtiff libtiff <=4.4.0

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

References