CVE-2011-3368

medium Apache
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS Score
76.9%
Exploitation probability in 30 days
Top 1% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None
Published: October 5, 2011 (5335 days ago)
Last Modified: April 29, 2026
Vendor: Apache
Source: NVD

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 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.

CWE

CWE-20

Affected Products

apache http server

References

🔗 kb.juniper.net 🔗 lists.apple.com 🔗 lists.opensuse.org 🔗 lists.opensuse.org 🔗 lists.opensuse.org