CVE-2005-2917 Denial of service in n/a

Medium 5.0 Published 30 Sep 2005 Updated 7 Aug 2024

Attackers can cause a denial of service by sending specific request sequences during NTLM authentication, requiring Squid to be restarted.

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

What is CVE-2005-2917?

CVE-2005-2917 is a medium-severity denial of service vulnerability in n/a, published on 30 Sep 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Squid 2.5.STABLE10 and earlier, while performing NTLM authentication, does not properly handle certain request sequences, which allows attackers to cause a denial of service (daemon restart).

Which versions are affected by CVE-2005-2917?

It affects 1 product.

Linux distribution packages (16)

`squid` Red Hat:enterprise_linux:3::as	All versions	`7:2.5.STABLE3-6.3E.16`
`squid-debuginfo` Red Hat:enterprise_linux:3::as	All versions	`7:2.5.STABLE3-6.3E.16`
`squid` Red Hat:enterprise_linux:3::desktop	All versions	`7:2.5.STABLE3-6.3E.16`
`squid-debuginfo` Red Hat:enterprise_linux:3::desktop	All versions	`7:2.5.STABLE3-6.3E.16`
`squid` Red Hat:enterprise_linux:3::es	All versions	`7:2.5.STABLE3-6.3E.16`
`squid-debuginfo` Red Hat:enterprise_linux:3::es	All versions	`7:2.5.STABLE3-6.3E.16`
`squid` Red Hat:enterprise_linux:3::ws	All versions	`7:2.5.STABLE3-6.3E.16`
`squid-debuginfo` Red Hat:enterprise_linux:3::ws	All versions	`7:2.5.STABLE3-6.3E.16`
`squid` Red Hat:enterprise_linux:4::as	All versions	`7:2.5.STABLE6-3.4E.12`
`squid-debuginfo` Red Hat:enterprise_linux:4::as	All versions	`7:2.5.STABLE6-3.4E.12`
`squid` Red Hat:enterprise_linux:4::desktop	All versions	`7:2.5.STABLE6-3.4E.12`
`squid-debuginfo` Red Hat:enterprise_linux:4::desktop	All versions	`7:2.5.STABLE6-3.4E.12`
`squid` Red Hat:enterprise_linux:4::es	All versions	`7:2.5.STABLE6-3.4E.12`
`squid-debuginfo` Red Hat:enterprise_linux:4::es	All versions	`7:2.5.STABLE6-3.4E.12`
`squid` Red Hat:enterprise_linux:4::ws	All versions	`7:2.5.STABLE6-3.4E.12`
`squid-debuginfo` Red Hat:enterprise_linux:4::ws	All versions	`7:2.5.STABLE6-3.4E.12`

Products include Squid Squid.

How do I fix CVE-2005-2917?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2005-2917 being exploited?

There is no known exploitation of CVE-2005-2917 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2005-2917, DSA-828-1, GHSA-5hg5-x4p6-wgf5, RHSA-2006:0045, RHSA-2006:0052.