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Test ID:1.3.6.1.4.1.25623.1.0.150942
Category:Web Servers
Title:Squid DoS Vulnerability (GHSA-jm7h-w5q5-jpq9, SQUID-2020:13)
Summary:Squid is prone to a denial of service (DoS) vulnerability.
Description:Summary:
Squid is prone to a denial of service (DoS) vulnerability.

Vulnerability Insight:
This problem allows a remote gopher: server to trigger a buffer
overflow by delivering large gopher protocol responses. On most operating systems with memory
protection this will halt Squid service immediately, causing a denial of service to all Squid
clients.

The gopher protocol is always available and enabled in Squid prior to Squid 6.0.1.

Affected Software/OS:
Squid prior to version 6.0.1.

Solution:
Update to version 6.0.1 or later.

As a workaround reject all gopher URL requests. Please see the referenced vendor advisory for more
information.

CVSS Score:
7.8

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C

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