CVE-2004-0918 Denial of service in n/a

Medium 5.0 Published 21 Oct 2004 Updated 8 Aug 2024

Remote attackers can cause a denial of service in Squid Web Proxy Cache by sending malicious SNMP packets with negative length fields.

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

What is CVE-2004-0918?

CVE-2004-0918 is a medium-severity denial of service vulnerability in Gentoo Linux, published on 21 Oct 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The asn_parse_header function (asn1.c) in the SNMP module for Squid Web Proxy Cache before 2.4.STABLE7 allows remote attackers to cause a denial of service (server restart) via certain SNMP packets with negative length fields that trigger a memory allocation error.

Weakness: CWE-399

Which versions are affected by CVE-2004-0918?

It affects 6 products.

Linux distribution packages (8)

`squid` Red Hat:enterprise_linux:3::as	All versions	`7:2.5.STABLE3-6.3E.2`
`squid-debuginfo` Red Hat:enterprise_linux:3::as	All versions	`7:2.5.STABLE3-6.3E.2`
`squid` Red Hat:enterprise_linux:3::desktop	All versions	`7:2.5.STABLE3-6.3E.2`
`squid-debuginfo` Red Hat:enterprise_linux:3::desktop	All versions	`7:2.5.STABLE3-6.3E.2`
`squid` Red Hat:enterprise_linux:3::es	All versions	`7:2.5.STABLE3-6.3E.2`
`squid-debuginfo` Red Hat:enterprise_linux:3::es	All versions	`7:2.5.STABLE3-6.3E.2`
`squid` Red Hat:enterprise_linux:3::ws	All versions	`7:2.5.STABLE3-6.3E.2`
`squid-debuginfo` Red Hat:enterprise_linux:3::ws	All versions	`7:2.5.STABLE3-6.3E.2`

Products include Gentoo Linux, Openpkg Openpkg, Redhat Fedora Core, Squid Squid, Trustix Secure Linux, Ubuntu Ubuntu Linux.

How do I fix CVE-2004-0918?

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-2004-0918 being exploited?

There is no known exploitation of CVE-2004-0918 in the wild and no public exploit code.

All Gentoo Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2004-0918, GHSA-jx7g-w69f-vmq6, RHSA-2004:591.