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No exploitation reportedFix available

CVE-2018-10963

No exploitation reported by the sources we read.

  • Published2018-05-10
  • WeaknessCWE-617

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to cause a denial of service (assertion failure and application crash) via a crafted file, a different vulnerability than CVE-2017-13726.

Timeline

dates in UTC
  1. 2018-05-1002:29CVE publishedNVD

Versions per branch

NVD
Libtiff
BranchAffectedFixed in
4.0≤ 4.0.9no fix published
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published
16.4= 16.04no fix published
18.4= 18.04no fix published
18.10= 18.10no fix published
Debian debian linux
BranchAffectedFixed in
8.0= 8.0no fix published
9.0= 9.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libtiffRed Hat:enterprise_linux:7::workstationall versions · fixed in 0:4.0.3-32.el7and 4 other packages
  • libtiffRed Hat:enterprise_linux:7::serverall versions · fixed in 0:4.0.3-32.el7and 4 other packages
  • libtiffRed Hat:enterprise_linux:7::computenodeall versions · fixed in 0:4.0.3-32.el7and 4 other packages
  • libtiffRed Hat:enterprise_linux:7::clientall versions · fixed in 0:4.0.3-32.el7and 4 other packages
  • libtiffMageia:6all versions · fixed in 4.0.9-1.5.mga6
  • libtiffMageia:5all versions · fixed in 4.0.9-1.5.mga5
  • tiffUbuntu:18.04:LTSall versions · fixed in 4.0.9-5ubuntu0.1
  • tiffUbuntu:16.04:LTSall versions · fixed in 4.0.6-1ubuntu0.5

34 more package ranges on OSV.dev

Vendor advisories

  • CVE-2018-10963 Red Hat Product Security264 products fixed

    libtiff: reachable assertion in TIFFWriteDirectorySec function in tif_dirwrite.c

  • RHSA-2019:2053 Red Hat Product Security76 products fixed

    Red Hat Security Advisory: libtiff security update

Full record on NVD

Fix

  1. Vendor fix Red Hat Product Security RHSA-2019:2053 · 76 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 All running applications linked against libtiff must be restarted for this update to take effect.

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2018-05-10
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-v297-429x-xxgh

Frequently asked questions

What is CVE-2018-10963?

The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to cause a denial of service (assertion failure and application crash) via a crafted file, a different vulnerability than CVE-2017-13726.

Is CVE-2018-10963 actively exploited?

Active exploitation of CVE-2018-10963 has not been confirmed. Its EPSS score was 3.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-10963?

CVE-2018-10963 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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Sources for this record