Auth bypass in Parallels Plesk

CVE-2008-6984

Plesk 8.6.0, when short mail login names (SHORTNAMES) are enabled, allows remote attackers to bypass authentication and send spam e-mail via a message with (1) a base64-encoded username that begins with a valid shortname, or (2) a username that matches a valid password, as demonstrated using (a) SMTP and qmail, and (b) Courier IMAP and POP3.

Vulnerability class: Broken Authentication

EPSS: 0.014 (68.7th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References