Intrusion Prevention

Squid.Long.String.Header.Processing.Assertion.Failure

Description

This indicates an attempt to exploit a Denial of Service vulnerability in Squid.
The vulnerability is due to input validation when the vulnerable software handles a malformed request. A remote attacker may be able to exploit this to cause a denial of service condition on the affected system, via crafted packets.

Affected Products

Squid Project Squid 3.x prior to 3.5.15
Squid Project Squid 4.0.x prior to 4.0.7

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-2016_2.txt

CVE References

CVE-2016-2569