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Squid Proxy Host Header Denial Of Service Vulnerability

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

9 years ago

Modified

Modified

3 years ago

Summary

This host is running Squid Proxy Server and is prone to Denial Of Service vulnerability.

Insight

Insight

Error when handling port number values within the 'Host' header of HTTP requests.

Affected Software

Affected Software

Squid Version 3.2 through 3.2.12 and versions 3.3 through 3.3.7

Detection Method

Detection Method

Send crafted 'Host' header request and check is it vulnerable to DoS or not.

Solution

Solution

Upgrade to Squid Version 3.2.13 or 3.3.8 or later.

Common Vulnerabilities and Exposures (CVE)