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Apache HTTP Server CRLF Injection Vulnerability (Dec 2016) - Linux

Information

Severity

Severity

Medium

Family

Family

Web Servers

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

Apache HTTP Server is prone to a CRLF injection vulnerability.

Insight

Insight

Possible CRLF injection allowing HTTP response splitting attacks for sites which use mod_userdir. This issue was mitigated to prohibit CR or LF injection into the 'Location' or other outbound header key or value.

Affected Software

Affected Software

Apache HTTP Server version 2.2.0 through 2.2.31 and 2.4.1 through 2.4.23.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Update to version 2.2.32, 2.4.25 or later.

Common Vulnerabilities and Exposures (CVE)