Buffer overflows in Xtramail 1.11 allow attackers to cause a denial of service (crash) and possibly execute arbitrary commands via (1) a long PASS command in the POP3 service, (2) a long HELO command in the SMTP service, or (3) a long user name in the Control Service.
http://marc.info/?l=bugtraq&m=94226003804744&w=2
Source: MITRE
Published: 1999-11-10
Updated: 2017-12-19
Type: NVD-CWE-Other
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH