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Fencer Vulns
medium 6.1

CVE-2023-1916 json

A flaw was found in tiffcrop, a program distributed by the libtiff package

published 2023-04-10 3 y ago modified 2026-11-02 6 d ago also EUVD-2023-24104 , JLSEC-2025-301

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

A flaw was found in tiffcrop, a program distributed by the libtiff package. A specially crafted tiff file can lead to an out-of-bounds read in the extractImageSection function in tools/tiffcrop.c, resulting in a denial of service and limited information disclosure. This issue affects libtiff versions 4.x.

Patch / fix

  • julia Libtiff_jll 4.5.1+0
  • tiff Debian 14, Debian 13 4.7.0-1

debian advisories DEBIAN-CVE-2023-1916

  • tiff Ubuntu 20.04 LTS 4.1.0+git191117-2ubuntu0.20.04.10
  • tiff Ubuntu 22.04 LTS 4.3.0-6ubuntu0.6
  • tiff Ubuntu 24.04 LTS 4.5.1+git230720-4ubuntu1
  • tiff Ubuntu Pro 14.04 LTS 4.0.3-7ubuntu0.11+esm10
  • tiff Ubuntu Pro 16.04 LTS 4.0.6-1ubuntu0.8+esm13
  • tiff Ubuntu Pro 18.04 LTS 4.0.9-5ubuntu0.10+esm3

ubuntu advisories UBUNTU-CVE-2023-1916

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • tiff SLES for SAP 15 SP3, SLES for SAP 15 SP2, SLES for SAP 15 SP1 +20 more 4.0.9-150000.45.35.1
  • tiff SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 4.0.9-44.74.1

suse advisories SUSE-SU-2023:4869-1SUSE-SU-2023:4736-1

  • libtiff CBL-Mariner 2.0 4.5.1-1

azure linux advisories AZL-26152

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-1916 updated cvss 6.1

libtiff: out-of-bounds read in extractImageSection() in tools/tiffcrop.c

  • Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 libtiff, libtiff-tools, compat-libtiff3
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 libtiff, libtiff-tools Red Hat Enterprise Linux 9 libtiff, libtiff-tools
    affected: no fix available “Fix deferred”
  • Red Hat Enterprise Linux 8 compat-libtiff3
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
31 d ago

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitlab.com https://gitlab.com/libtiff/libtiff/-/issues/537 referenced PoC, tagged "exploit" by a source, unverified
  • gitlab.com https://gitlab.com/libtiff/libtiff/-/issues/536 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
OSV 3.1 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Affected packages

ecosystem package affected fixed in
julia Libtiff_jll
<4.5.1+0
4.5.1+0

Affected products

  • n/a libtiff

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.