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Vulnerability · Published Nov 24, 2023 · Assigned by redhat

CVE-2023-6277Libtiff: out-of-memory in tiffopen via a craft file

Medium 6.5

In plain English

A medium-severity uncontrolled resource consumption in Red Hat Enterprise Linux 6 from Red Hat. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)1.8%top 21.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12tiffno fix listedDEBIAN-CVE-2023-6277
Debian:13tiff4.5.1+git230720-2DEBIAN-CVE-2023-6277
Debian:14tiff4.5.1+git230720-2DEBIAN-CVE-2023-6277
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.8USN-6644-2
Ubuntu:22.04:LTStiff4.3.0-6ubuntu0.8UBUNTU-CVE-2023-6277

Affected products (as reported)

VendorProductVersions
Red Hat Red Hat Enterprise Linux 6 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 7 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 8 see references
Red Hat Red Hat Enterprise Linux 9 see references

Weakness: CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References