CVE-2002-0163 Memory corruption in n/a

High 7.5 Published 2 Apr 2003 Updated 8 Aug 2024

Remote attackers can cause denial of service or execute arbitrary code via compressed DNS responses in Squid proxy servers.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2002-0163?

CVE-2002-0163 is a high-severity memory corruption vulnerability in n/a, published on 2 Apr 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap-based buffer overflow in Squid before 2.4 STABLE4, and Squid 2.5 and 2.6 until March 12, 2002 distributions, allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via compressed DNS responses.

Which versions are affected by CVE-2002-0163?

It affects 1 product.

Products include Squid Squid.

How do I fix CVE-2002-0163?

No fix has been published for CVE-2002-0163 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2002-0163 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2002-0163 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-wq2p-p836-86h4.