Vulnerable component: Roundcube
CVSSv3 score: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C
CWE-ID: CWE-98 - Improper Control of Filename for Include/Require Statement in PHP Program
The vulnerability allows a remote attacker to include arbitrary files on the target system.
The weakness exists due to improper sanitization of user-supplied data within "steps/mail/sendmail.inc" script when parsing "generic_message_footer" HTTP parameter passed to "/index.php" script. A remote attacker can send a specially crafted HTTP request to the "index.php" script, include and execute arbitrary PHP script on the affected server.
Successful exploitation of the vulnerability may lead to system compromise.
Note: the vulnerability was being actively exploited.
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