USN-67-1: Squid vulnerabilities

21 January 2005

squid vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 4.10

Software Description

Details

infamous41md discovered several Denial of Service vulnerabilities in squid.

A malicious Gopher server could crash squid by sending a line bigger than 4096 bytes. (CAN-2005-0094)

If squid is configured to send WCPP (Web Cache Communication Protocol) messages to a “home router”, an attacker who was able to send UDP packets with a forged source address of this router could crash the

erver with a specially crafted WCPP message. (CAN-2005-0095)

Previous versions of squid have a memory leak which gradually cause memory exhaustion and eventual termination. (CAN-2005-0096)

A remote attacker could crash the server by sending a specially crafted NTLM type 3 packet. (CAN-2005-0097)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 4.10
squid

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

References