National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-2766 Detail

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.

Source:  MITRE
Description Last Modified:  09/23/2011

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479 Exploit Patch
http://www.debian.org/security/2011/dsa-2327
http://www.mandriva.com/security/advisories?name=MDVSA-2012:001
http://www.openwall.com/lists/oss-security/2011/09/08/1 Exploit Patch
http://www.openwall.com/lists/oss-security/2011/09/08/2 Exploit Patch
http://www.securityfocus.com/bid/49549
https://bugzilla.redhat.com/show_bug.cgi?id=736604 Exploit Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/69709
https://hermes.opensuse.org/messages/13154637
https://hermes.opensuse.org/messages/13155253
https://rt.cpan.org/Public/Bug/Display.html?id=68380 Exploit Patch

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-2766
NVD Published Date:
09/23/2011
NVD Last Modified:
08/28/2017