{
  "modified": "2025-08-09T19:01:28Z",
  "published": "2011-09-23T10:55:03Z",
  "id": "CVE-2011-2766",
  "details": "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.",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.debian.org/security/2011/dsa-2327"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:001"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.openwall.com/lists/oss-security/2011/09/08/1"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.openwall.com/lists/oss-security/2011/09/08/2"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.securityfocus.com/bid/49549"
    },
    {
      "type": "ADVISORY",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=736604"
    },
    {
      "type": "ADVISORY",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69709"
    },
    {
      "type": "ADVISORY",
      "url": "https://rt.cpan.org/Public/Bug/Display.html?id=68380"
    },
    {
      "type": "ARTICLE",
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479"
    },
    {
      "type": "ARTICLE",
      "url": "http://www.openwall.com/lists/oss-security/2011/09/08/1"
    },
    {
      "type": "ARTICLE",
      "url": "http://www.openwall.com/lists/oss-security/2011/09/08/2"
    },
    {
      "type": "EVIDENCE",
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479"
    },
    {
      "type": "EVIDENCE",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=736604"
    },
    {
      "type": "EVIDENCE",
      "url": "https://rt.cpan.org/Public/Bug/Display.html?id=68380"
    },
    {
      "type": "FIX",
      "url": "https://rt.cpan.org/Public/Bug/Display.html?id=68380"
    },
    {
      "type": "REPORT",
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607479"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=736604"
    },
    {
      "type": "WEB",
      "url": "https://hermes.opensuse.org/messages/13154637"
    },
    {
      "type": "WEB",
      "url": "https://hermes.opensuse.org/messages/13155253"
    }
  ]
}