Vulnerability Monitor

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CVE-2011-2766

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.

Published

2011-09-23T10:55:03.240

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-287

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	fast_cgi_project	fast_cgi	≤ 0.73	Yes
Operating System	debian	debian_linux	5.0	Yes
Operating System	debian	debian_linux	6.0	Yes
Operating System	debian	debian_linux	7.0	Yes

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479 Exploit, Issue Tracking, Mailing List, Third Party Advisory ([email protected])
http://www.debian.org/security/2011/dsa-2327 Third Party Advisory ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2012:001 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2011/09/08/1 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2011/09/08/2 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/49549 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=736604 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/69709 Third Party Advisory, VDB Entry ([email protected])
https://hermes.opensuse.org/messages/13154637 Broken Link ([email protected])
https://hermes.opensuse.org/messages/13155253 Broken Link ([email protected])
https://rt.cpan.org/Public/Bug/Display.html?id=68380 Exploit, Patch, Third Party Advisory ([email protected])
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479 Exploit, Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2011/dsa-2327 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2012:001 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2011/09/08/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2011/09/08/2 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/49549 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=736604 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/69709 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://hermes.opensuse.org/messages/13154637 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://hermes.opensuse.org/messages/13155253 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://rt.cpan.org/Public/Bug/Display.html?id=68380 Exploit, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)