Vulnerability CVE-2013-5704

Vulnerability CVE-2013-5704

Published: 2014-04-15

Description:

The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."

See advisories in our WLB2 database:

	Topic	Author	Date
Med.	Apache HTTPD 2.2.22/ModSecurity 2.7.5 bypass RequestHeader unset	Martin	16.04.2014

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score	Impact Subscore	Exploitability Subscore
5/10	2.9/10	10/10

Exploit range	Attack complexity	Authentication
Remote	Low	No required
Confidentiality impact	Integrity impact	Availability impact
None	Partial	None

Affected software
Apache -> Http server

References:

http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html

http://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html

http://marc.info/?l=apache-httpd-dev&m=139636309822854&w=2

http://marc.info/?l=bugtraq&m=143403519711434&w=2

http://marc.info/?l=bugtraq&m=144493176821532&w=2

http://martin.swende.se/blog/HTTPChunked.html

http://rhn.redhat.com/errata/RHSA-2015-0325.html

http://rhn.redhat.com/errata/RHSA-2015-1249.html

http://rhn.redhat.com/errata/RHSA-2015-2661.html

http://rhn.redhat.com/errata/RHSA-2016-0061.html

http://rhn.redhat.com/errata/RHSA-2016-0062.html

http://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x/CHANGES

http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.c

http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.c?r1=1610674&r2=1610814&diff_format=h

http://www.mandriva.com/security/advisories?name=MDVSA-2014:174

http://www.oracle.com/technetwork/topics/security/bulletinjan2015-2370101.html

http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html

http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html

http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

http://www.securityfocus.com/bid/66550

http://www.ubuntu.com/usn/USN-2523-1

https://access.redhat.com/errata/RHSA-2015:2659

https://access.redhat.com/errata/RHSA-2015:2660

https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04832246

https://httpd.apache.org/security/vulnerabilities_24.html

https://security.gentoo.org/glsa/201504-03

https://support.apple.com/HT204659

https://support.apple.com/HT205219

Vulnerability CVE-2013-5704

The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding. NOTE: the vendor states "this is not a security issue in httpd as such."

See advisories in our WLB2 database:

Med.

Apache HTTPD 2.2.22/ModSecurity 2.7.5 bypass RequestHeader unset

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

5/10

2.9/10

10/10

Remote

Low

No required

None

Partial

None

Affected software

References: