Unrated severityNVD Advisory· Published Sep 23, 2011· Updated Apr 29, 2026
CVE-2011-2766
CVE-2011-2766
Description
The FCGI (aka Fast CGI) module 0.70 through 0.73 for Perl, as used by CGI::Fast, uses environment variable values from one request during processing of a later request, which allows remote attackers to bypass authentication via crafted HTTP headers.
Affected products
4cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
11- bugs.debian.org/cgi-bin/bugreport.cginvdExploitIssue TrackingMailing ListThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdExploitIssue TrackingThird Party Advisory
- rt.cpan.org/Public/Bug/Display.htmlnvdExploitPatchThird Party Advisory
- www.debian.org/security/2011/dsa-2327nvdThird Party Advisory
- www.mandriva.com/security/advisoriesnvdThird Party Advisory
- www.openwall.com/lists/oss-security/2011/09/08/1nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2011/09/08/2nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/49549nvdThird Party AdvisoryVDB Entry
- exchange.xforce.ibmcloud.com/vulnerabilities/69709nvdThird Party AdvisoryVDB Entry
- hermes.opensuse.org/messages/13154637nvdBroken Link
- hermes.opensuse.org/messages/13155253nvdBroken Link
News mentions
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