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Fencer Intel
high 8.1

CVE-2016-8331 json

An exploitable remote code execution vulnerability exists in the handling of TIFF images in LibTIFF version 4.0.6.

published 2016-10-28 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-9179

cvss
8.1
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
6.6%
EPSS 6.6% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

An exploitable remote code execution vulnerability exists in the handling of TIFF images in LibTIFF version 4.0.6. A crafted TIFF document can lead to a type confusion vulnerability resulting in remote code execution. This vulnerability can be triggered via a TIFF file delivered to the application using LibTIFF's tag extension functionality.

Patch / fix

  • tiff Debian 14, Debian 13, Debian 12 4.0.6-3

debian advisories DEBIAN-CVE-2016-8331

  • tiff Ubuntu 14.04 LTS 4.0.3-7ubuntu0.6
  • tiff Ubuntu 16.04 LTS 4.0.6-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2016-8331

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 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 3.8.2-141.169.9.1
  • tiff SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 4.0.9-44.15.2

suse advisories SUSE-SU-2018:1835-1SUSE-SU-2018:1826-1

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-2016-8331 updated cvss 8.1

libtiff: FAX IFD Entry Parsing Type Confusion

  • Red Hat Enterprise Linux 5 libtiff Red Hat Enterprise Linux 7 compat-libtiff3
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 libtiff, libtiff-tools
    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

Exploit prediction

6.59% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • talosintelligence.com http://www.talosintelligence.com/reports/TALOS-2016-0190/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.0 8.1 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • n/a LibTIFF 4.0.6

References

Sources

Fencer Intel 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.