CVE-2016-1939

Publication date 26 January 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Mozilla Firefox before 44.0 stores cookies with names containing vertical tab characters, which allows remote attackers to obtain sensitive information by reading HTTP Cookie headers. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-7208.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	15.10 wily	Fixed 44.0+build3-0ubuntu0.15.10.1
	15.04 vivid	Fixed 44.0+build3-0ubuntu0.15.04.1
	14.04 LTS trusty	Fixed 44.0+build3-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 44.0+build3-0ubuntu0.12.04.1
thunderbird	15.10 wily	Not affected
	15.04 vivid	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-2880-1
Firefox vulnerabilities
27 January 2016