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Apache 'mod_proxy_http.c' Denial Of Service Vulnerability

Information

Severity

Severity

High

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

7.1

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

13 years ago

Modified

Modified

3 years ago

Summary

This host is running Apache HTTP Server and is prone to Denial of Service vulnerability.

Insight

Insight

The flaw is due to error in 'stream_reqbody_cl' function in 'mod_proxy_http.c' in the mod_proxy module. When a reverse proxy is configured, it does not properly handle an amount of streamed data that exceeds the Content-Length value via crafted requests.

Affected Software

Affected Software

Apache HTTP Server version prior to 2.3.3.

Solution

Solution

Update to version 2.3.3 or later.

Common Vulnerabilities and Exposures (CVE)