Vulnerability in Watchguard Xcs

CVE-2011-2165

The STARTTLS implementation in WatchGuard XCS 9.0 and 9.1 does not properly restrict I/O buffering, which allows man-in-the-middle attackers to insert commands into encrypted SMTP sessions by sending a cleartext command that is processed a…

EPSS: 0.066 (91.4th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

References