CVE-2007-1675: IBM Lotus Domino

High severity, CVSS 10.0. EPSS: 61.2% chance of exploitation in the next 30 days.

Buffer overflow in the CRAM-MD5 authentication mechanism in the IMAP server (nimap.exe) in IBM Lotus Domino before 6.5.6 and 7.x before 7.0.2 FP1 allows remote attackers to cause a denial of service via a long username.

Affected products

• IBM Lotus Domino: version 6.5.0 only; version 6.5.1 only; version 6.5.2 only; version 6.5.3 only; version 6.5.4 only; version 6.5.5 only; …

Published 2007-03-28. Last modified 2026-06-16.