Free and open-source vulnerability scanner
Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.
Install NowAvailable for macOS, Windows, and Linux
CVE-2011-4317
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
Description
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, when the Revision 1179239 patch is in place, 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 @ (at sign) character and a : (colon) character in invalid positions. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-3368..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 4.3/10
- Exploit Score
- 8.6/10
- Access Vector
- Network
- Access Complexity
- Medium
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- None
- Integrity Impact
- Partial
Products Affected
| CPE | Affected | Vulnerable | Excluding | Edit |
|---|---|---|---|---|
| cpe:2.3:a:apache:http_server:1.3.38:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.23:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.27:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.10:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.33:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.8:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.36:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.16:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.1:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.25:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.28:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.19:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.31:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.68:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.24:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.5:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.20:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.35:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.6:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.2:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.34:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.4:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.13:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.39:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.30:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.18:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.65:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.12:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.3:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.17:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.1.1:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.26:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.9:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.32:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.15:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.14:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.42:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.29:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.22:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.37:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.11:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.7:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:1.3.41:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.42:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.64:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.58:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.47:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.56:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.50:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.35:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.37:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.55:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.44:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.39:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.52:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.53:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.57:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.51:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.28:beta:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.63:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.41:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.49:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.9:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.34:beta:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.61:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.32:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.38:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.48:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.45:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.40:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.36:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.46:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.54:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.43:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.59:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.28:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.32:beta:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.0.60:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.11:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.10:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.13:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.2:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.4:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.16:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.21:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.8:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.14:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.6:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.19:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.9:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.18:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.12:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.3:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.15:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.20:*:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:a:apache:http_server:2.2.1:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=756483
- https://community.qualys.com/blogs/securitylabs/2011/11/23/apache-reverse-proxy-bypass-i
- http://thread.gmane.org/gmane.comp.apache.devel/46440
- http://www.securitytracker.com/id?1026353
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:003
- http://rhn.redhat.com/errata/RHSA-2012-0128.html
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c03360041
- http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html
- http://secunia.com/advisories/48551
- http://lists.apple.com/archives/security-announce/2012/Sep/msg00004.html
- http://support.apple.com/kb/HT5501
- http://marc.info/?l=bugtraq&m=134987041210674&w=2
- http://lists.opensuse.org/opensuse-updates/2013-02/msg00009.html
- http://lists.opensuse.org/opensuse-updates/2013-02/msg00012.html
- http://kb.juniper.net/JSA10585
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:150
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- http://www.debian.org/security/2012/dsa-2405
- http://marc.info/?l=bugtraq&m=133294460209056&w=2
- https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba
- https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a409513
- https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7
- https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd4309
- https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4
- https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc67
- https://lists.apache.org/thread.html/r9b4b963760a3cb5a4a70c902f325c6c0337fe51d5b8570416f
- https://lists.apache.org/thread.html/r05b5357d1f6bd106f41541ee7d87aafe3f5ea4dc3e9bde5ce0
- https://lists.apache.org/thread.html/r1d201e3da31a2c8aa870c8314623caef7debd74a13d0f25205
- https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17
- https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708
- https://lists.apache.org/thread.html/rad01d817195e6cc871cb1d73b207ca326379a20a6e7f30feba
- https://lists.apache.org/thread.html/r476d175be0aaf4a17680ef98c5153b4d336eaef76fb2224cc9
- https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0