CVE-2017-13726

Publication date 29 August 2017

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

There is a reachable assertion abort in the function TIFFWriteDirectorySec() in LibTIFF 4.0.8, related to tif_dirwrite.c and a SubIFD tag. A crafted input will lead to a remote denial of service attack.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tiff	17.10 artful	Not affected
	17.04 zesty	Ignored end of life
	16.04 LTS xenial	Fixed 4.0.6-1ubuntu0.3
	14.04 LTS trusty	Fixed 4.0.3-7ubuntu0.8

Notes

mdeslaur

this will not be fixed in precise/esm

Patch details

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

Package	Patch details
tiff	Upstream: f91ca83

Severity score breakdown

Parameter	Value
Base score	6.5 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H