The G/PGP (GPG) Plugin 2.0, and 2.1dev before 20060912, for
Squirrelmail allows remote attackers to execute arbitrary commands via
shell metacharacters in the messageSignedText parameter to the
gpg_check_sign_pgp_mime function in gpg_hook_functions.php. NOTE: a
parameter value can be set in the contents of an e-mail message.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
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discovered, shared with the affected vendor, publicly
disclosed, or updated in CVE.
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