CVE-2020-13902

Publication date 7 June 2020

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

ImageMagick 7.0.9-27 through 7.0.10-17 has a heap-based buffer over-read in BlobToStringInfo in MagickCore/string.c during TIFF image decoding.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
imagemagick	20.04 LTS focal	Not affected
	19.10 eoan	Ignored
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Notes

mdeslaur

This was caused by the following change in libtiff: https://gitlab.com/libtiff/libtiff/-/merge_requests/99 tiff packages in Ubuntu do not contain the code change, so this is not an issue.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
imagemagick	Upstream: 824f344

Severity score breakdown

Parameter	Value
Base score	7.1 · High
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H