CVE-2001-0070: Upland Solutions 1st Up Mail Server

High severity, CVSS 10.0. EPSS: 4.1% chance of exploitation in the next 30 days.

Buffer overflow in 1st Up Mail Server 4.1 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long MAIL FROM command.

Affected products

• Upland Solutions 1st Up Mail Server: version 4.1 only

Published 2001-02-12. Last modified 2026-06-16.