CVE-2011-3368
MEDIUM severity · CVSS 5 · Improper input validation
5CVSS MEDIUM
Summary
The mod_proxy module in the Apache HTTP Server 1.3.x through 1.3.42, 2.0.x through 2.0.64, and 2.2.x through 2.2.21 does not properly interact with use of (1) RewriteRule and (2) ProxyPassMatch pattern matches for configuration of a reverse proxy, which allows remote attackers to send requests to intranet servers via a malformed URI containing an initial @ (at sign) character.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)77%
AV:N/AC:L/Au:N/C:P/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://kb.juniper.net/JSA10585
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00011.html
- http://lists.opensuse.org/opensuse-updates/2013-02/msg00009.html
- http://lists.opensuse.org/opensuse-updates/2013-02/msg00012.html
- http://marc.info/?l=bugtraq&m=133294460209056&w=2
- http://marc.info/?l=bugtraq&m=134987041210674&w=2
- http://osvdb.org/76079