CVE-2020-13114

Name: CVE-2020-13114
Creator: NVD / NIST
Published: 2020-05-21T16:15:10.93+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.30%

Last modified Jun 17, 2026

CVE-2020-13114 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 2.30% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.30%

81.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Libexif Project	Libexif	< 0.6.22
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Canonical	Ubuntu Linux	20.04
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.htmlMailing List, Third Party Advisory
https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9babPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00025.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202007-05Third Party Advisory
https://usn.ubuntu.com/4396-1/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.htmlMailing List, Third Party Advisory
https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9babPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00025.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202007-05Third Party Advisory
https://usn.ubuntu.com/4396-1/Third Party Advisory

Timeline

Published: May 21, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13114?

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.

How severe is CVE-2020-13114?

CVE-2020-13114 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.30% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13114?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13114?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST