Intrusion Prevention

Squid.Proxy.SNMP.Query.Rejection.DoS

Description

This indicates an attack attempt to exploit a Denial of Service Vulnerability in Squid Project Squid.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted request. A remote attacker may be able to exploit this to cause a denial of service condition on the affected system.

Affected Products

Squid Project Squid 3.2.0.10 to 3.5.28
Squid Project Squid 4.x prior to 4.4

Impact

Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor:
http://www.squid-cache.org/Advisories/SQUID-2018_5.txt