CVE-2011-3368

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.

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

90.73% chance of exploitation in the next 30 days, 100th percentile

Published

2011-10-05

Updated

2024-08-06

Proof-of-concept exploits (3)

• http://www.exploit-db.com/exploits/17969
• SECFORCE/CVE-2011-33681★ · 2017-04-18
• colorblindpentester/CVE-2011-33680★ · 2019-03-22

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/rewrite_proxy_bypa…

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/17969

References

• CVE Record
• NVD entry

Related

• CVE-2008-1613
• CVE-2008-5416
• CVE-2011-4107
• CVE-2017-3599
• CVE-2018-8941
• CVE-2020-28647