CVE-2019-20421

high

Description

In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.

References

https://www.debian.org/security/2021/dsa-4958

https://usn.ubuntu.com/4270-1/

https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html

https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8

Details

Source: Mitre, NVD

Published: 2020-01-27

Updated: 2021-09-14

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H