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Fencer Vulns
high 7.5

CVE-2020-13114 json

An issue was discovered in libexif before 0.6.22.

published 2020-05-21 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-5390

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

An issue was discovered in libexif before 0.6.22. An unrestricted size in handling Canon EXIF MakerNote data could lead to consumption of large amounts of compute time for decoding EXIF data.

Patch / fix

  • libexif_project libexif 0.6.22
  • libexif Debian 14, Debian 13, Debian 12 0.6.21-9

debian advisories DEBIAN-CVE-2020-13114

  • libexif Ubuntu 16.04 LTS 0.6.21-2ubuntu0.5
  • libexif Ubuntu 18.04 LTS 0.6.21-4ubuntu0.5
  • libexif Ubuntu 20.04 LTS 0.6.21-6ubuntu0.3
  • libexif Ubuntu Pro 14.04 LTS 0.6.21-1ubuntu1+esm5

ubuntu advisories UBUNTU-CVE-2020-13114

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

  • libexif RHEL 8 0.6.22-4.el8
  • libexif RHEL 7 0.6.22-1.el7

red hat advisories RHSA-2020:4766RHSA-2020:4040

  • libexif SLE Module for Package Hub 15 SP2, SLE Module for Package Hub 15 SP1, SLE Module for Desktop Applications 15 SP2 +1 more 0.6.22-5.6.1
  • libexif SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +16 more 0.6.22-8.9.1

suse advisories SUSE-SU-2020:1553-2SUSE-SU-2020:1553-1SUSE-SU-2020:1534-1

  • libexif openSUSE Tumbleweed 0.6.23-1.2
  • libexif openSUSE Leap 15.1 0.6.22-lp151.4.6.1

opensuse advisories openSUSE-SU-2024:10939-1openSUSE-SU-2020:0793-1

  • libexif Alpine 3.24, Alpine 3.23, Alpine 3.22 +14 more 0.6.22-r0

alpine advisories ALPINE-CVE-2020-13114

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

  • libexif Arch Linux 0.6.22-1

arch linux advisories AVG-1166

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-2020-13114 updated cvss 7.5

libexif: unrestricted size in handling Canon EXIF MakerNote data can lead to consumption of large amounts of compute time

  • Red Hat Enterprise Linux 5 libexif Red Hat Enterprise Linux 6 libexif
    affected: no fix planned “Out of support scope”
  • Red Hat CodeReady Linux Builder (v. 8) libexif-devel 0.6.22-4.el8, libexif-debuginfo 0.6.22-4.el8, libexif-debugsource 0.6.22-4.el8 Red Hat Enterprise Linux AppStream (v. 8) libexif 0.6.22-4.el8
    fixed: vendor fix RHSA-2020:4766
  • Red Hat Enterprise Linux Client (v. 7) libexif 0.6.22-1.el7 Red Hat Enterprise Linux Client Optional (v. 7) libexif-doc 0.6.22-1.el7, libexif-devel 0.6.22-1.el7, libexif-debuginfo 0.6.22-1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) libexif 0.6.22-1.el7 Red Hat Enterprise Linux Server (v. 7) libexif 0.6.22-1.el7 Red Hat Enterprise Linux Server Optional (v. 7) libexif-doc 0.6.22-1.el7, libexif-devel 0.6.22-1.el7, libexif-debuginfo 0.6.22-1.el7 Red Hat Enterprise Linux Workstation (v. 7) libexif 0.6.22-1.el7
    +1 more products
    Red Hat Enterprise Linux Workstation Optional (v. 7) libexif-doc 0.6.22-1.el7, libexif-devel 0.6.22-1.el7, libexif-debuginfo 0.6.22-1.el7
    fixed: vendor fix RHSA-2020:4040

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

2.36% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-770 Allocation of Resources Without Limits or Throttling

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.