CVE-2015-0121: IBM Rational Doors Next Generation

Low severity, CVSS 3.7. EPSS: 0.4% chance of exploitation in the next 30 days.

IBM Rational Requirements Composer 3.0 through 3.0.1.6 and 4.0 through 4.0.7 and Rational DOORS Next Generation (RDNG) 4.0 through 4.0.7 and 5.0 through 5.0.2, when LTPA single sign on is used with WebSphere Application Server, do not terminate a Requirements Management (RM) session upon LTPA token expiration, which allows remote attackers to obtain access by leveraging an unattended workstation.

Affected products

• IBM Rational Doors Next Generation: version 4.0.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; version 4.0.5 only; …
• IBM Rational Requirements Composer: version 3.0 only; version 3.0.1 only; version 3.0.1.1 only; version 3.0.1.2 only; version 3.0.1.3 only; version 3.0.1.4 only; …

Published 2015-05-30. Last modified 2026-06-17.