CVE-2016-10002 Information disclosure in n/a

High 7.5 Published 27 Jan 2017 Updated 6 Aug 2024

Attackers can leak client-specific Cookie data to other clients via crafted HTTP conditional requests in Squid HTTP Proxy.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2016-10002?

CVE-2016-10002 is a high-severity vulnerability in Debian Debian Linux, published on 27 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-200

Which versions are affected by CVE-2016-10002?

It affects 2 products.

Linux distribution packages (12)

`squid34` Red Hat:enterprise_linux:6::server	All versions	`7:3.4.14-9.el6_8.4`
`squid34-debuginfo` Red Hat:enterprise_linux:6::server	All versions	`7:3.4.14-9.el6_8.4`
`squid34` Red Hat:enterprise_linux:6::workstation	All versions	`7:3.4.14-9.el6_8.4`
`squid34-debuginfo` Red Hat:enterprise_linux:6::workstation	All versions	`7:3.4.14-9.el6_8.4`
`squid` Red Hat:enterprise_linux:7::server	All versions	`7:3.5.20-2.el7_3.2`
`squid-debuginfo` Red Hat:enterprise_linux:7::server	All versions	`7:3.5.20-2.el7_3.2`
`squid-migration-script` Red Hat:enterprise_linux:7::server	All versions	`7:3.5.20-2.el7_3.2`
`squid-sysvinit` Red Hat:enterprise_linux:7::server	All versions	`7:3.5.20-2.el7_3.2`
`squid` Red Hat:enterprise_linux:7::workstation	All versions	`7:3.5.20-2.el7_3.2`
`squid-debuginfo` Red Hat:enterprise_linux:7::workstation	All versions	`7:3.5.20-2.el7_3.2`
`squid-migration-script` Red Hat:enterprise_linux:7::workstation	All versions	`7:3.5.20-2.el7_3.2`
`squid-sysvinit` Red Hat:enterprise_linux:7::workstation	All versions	`7:3.5.20-2.el7_3.2`

Products include Debian Debian Linux, Squid-Cache Squid.

How do I fix CVE-2016-10002?

Apply the vendor's patch.

Is CVE-2016-10002 being exploited?

There is no known exploitation of CVE-2016-10002 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as ALPINE-CVE-2016-10002, DLA-763-1, DSA-3745-1, GHSA-mgr8-2fmh-mcqw, RHSA-2017:0182, RHSA-2017:0183 and 1 more.