MIME Header Quoting Vulnerability in Content Security Gateway and Antivirus Products

CVE-2003-1016 · HIGH Severity

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

Multiple content security gateway and antivirus products allow remote attackers to bypass content restrictions via MIME messages that use malformed quoting in MIME headers, parameters, and values, including (1) fields that should not be quoted, (2) duplicate quotes, or (3) missing leading or trailing quote characters, which may be interpreted differently by mail clients.

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