CVE-2011-2766 describes a vulnerability in the FCGI (Fast CGI) module for Perl, versions 0.70 through 0.73, as utilized by CGI::Fast. This flaw allows attackers to bypass authentication by manipulating HTTP headers, due to the module reusing environment variable values from previous requests. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity and no authentication required, potentially leading to partial compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.70, <= 0.73CPE matchmatch criteria | cpe:2.3:a:fast_cgi_project:fast_cgi:*:*:*:*:*:perl:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.