CVE-2016-10002

Publication date 27 January 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Incorrect processing of responses to If-None-Modified HTTP conditional requests in Squid HTTP Proxy 3.1.10 through 3.1.23, 3.2.0.3 through 3.5.22, and 4.0.1 through 4.0.16 leads to client-specific Cookie data being leaked to other clients. Attack requests can easily be crafted by a client to probe a cache for this information.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
squid3	16.10 yakkety	Fixed 3.5.12-1ubuntu8.1
	16.04 LTS xenial	Fixed 3.5.12-1ubuntu7.3
	14.04 LTS trusty	Fixed 3.3.8-1ubuntu6.9
	12.04 LTS precise	Fixed 3.1.19-1ubuntu3.12.04.8

Patch details

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

Package	Patch details
squid3	Upstream: http://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID-2016_11.patch Upstream: http://www.squid-cache.org/Versions/v3/3.2/changesets/SQUID-2016_11.patch Upstream: http://www.squid-cache.org/Versions/v3/3.3/changesets/SQUID-2016_11.patch Upstream: http://www.squid-cache.org/Versions/v3/3.4/changesets/SQUID-2016_11.patch Upstream: http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2016_11.patch Upstream: http://www.squid-cache.org/Versions/v4/changesets/SQUID-2016_11.patch

Package

Patch details

squid3

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

CVE-2016-10002

Cvss 3 Severity Score

Description

Status

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references

Access our resources on patching vulnerabilities