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Fencer Intel
high 8.8

CVE-2018-17101 json

An issue was discovered in LibTIFF 4.0.9.

published 8y ago modified 4mo ago also EUVD-2018-8881

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

An issue was discovered in LibTIFF 4.0.9. There are two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c, which can cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image file.

Patch / fix

  • tiff Debian 14, Debian 13, Debian 12 4.0.9+git181026-1

debian advisories DEBIAN-CVE-2018-17101

  • tiff Ubuntu 14.04 LTS 4.0.3-7ubuntu0.10
  • tiff Ubuntu 16.04 LTS 4.0.6-1ubuntu0.5
  • tiff Ubuntu 18.04 LTS 4.0.9-5ubuntu0.1

ubuntu advisories UBUNTU-CVE-2018-17101

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

  • libtiff RHEL 7 4.0.3-32.el7
  • libtiff-tools RHEL 7 4.0.3-32.el7

red hat advisories RHSA-2019:2053

  • tiff SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 3.8.2-141.169.19.1
  • tiff SLE Module for Desktop Applications 15, SLE Module for Basesystem 15 4.0.9-5.14.1
  • tiff SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 4.0.9-44.24.1

suse advisories SUSE-SU-2018:3391-1SUSE-SU-2018:3327-1SUSE-SU-2018:3289-1

  • tiff openSUSE Tumbleweed 4.3.0-1.3

opensuse advisories openSUSE-SU-2024:11461-1

  • tiff Alpine 3.24, Alpine 3.23, Alpine 3.22 +13 more 4.0.9-r8
  • tiff Alpine 3.7, Alpine 3.6, Alpine 3.5 4.0.9-r6
  • tiff Alpine 3.8 4.0.9-r7

alpine advisories ALPINE-CVE-2018-17101

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2018-17101 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2018-17101 updated cvss 4.7

libtiff: Two out-of-bounds writes in cpTags in tools/tiff2bw.c and tools/pal2rgb.c

  • Red Hat Enterprise Linux 5 libtiff Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 compat-libtiff3
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 8 libtiff, libtiff-tools, mingw-libtiff, mingw32-libtiff, mingw64-libtiff
    affected: no fix available, no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) libtiff 4.0.3-32.el7 Red Hat Enterprise Linux Client Optional (v. 7) libtiff-tools 4.0.3-32.el7 Red Hat Enterprise Linux ComputeNode (v. 7) libtiff 4.0.3-32.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) libtiff-tools 4.0.3-32.el7 Red Hat Enterprise Linux Server (v. 7) libtiff 4.0.3-32.el7 Red Hat Enterprise Linux Server Optional (v. 7) libtiff-tools 4.0.3-32.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) libtiff 4.0.3-32.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) libtiff-tools 4.0.3-32.el7
    fixed: vendor fix RHSA-2019:2053

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

3.14% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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

Classification

Weakness

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.