CVE-2011-2766

NameCVE-2011-2766
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2327-1
Debian Bugs607479

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libfcgi-perl (PTS)buster0.78-2fixed
bullseye0.79+ds-2fixed
trixie, bookworm0.82+ds-2fixed
sid0.82+ds-3fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libfcgi-perlsourcelenny(not affected)
libfcgi-perlsourcesqueeze0.71-1+squeeze1DSA-2327-1
libfcgi-perlsource(unstable)0.73-2607479

Notes

[lenny] - libfcgi-perl <not-affected> (Introduced in 0.70)

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