CVE-2020-13114

high

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.

References

https://github.com/libexif/libexif/commit/e6a38a1a23ba94d139b1fa2cd4519fdcfe3c9bab

https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html

http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html

https://usn.ubuntu.com/4396-1/

https://security.gentoo.org/glsa/202007-05

Details

Source: MITRE

Published: 2020-05-21

Updated: 2022-04-27

Type: CWE-770

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH