CVE-2009-4357: IBM Rational Clearcase

Medium severity, CVSS 5.0. EPSS: 1.1% chance of exploitation in the next 30 days.

CQWeb (aka the web interface) in IBM Rational ClearQuest before 7.1.1 does not properly handle use of legacy URLs for automatic login, which might allow attackers to discover the passwords for user accounts via unspecified vectors.

Affected products

• IBM Rational Clearcase: up to and including 7.1; version 7.0.0.1 only; version 7.0.0.2 only; version 7.0.0.4 only; version 7.0.1.1 only; version 7.0.1.3 only
• IBM Rational Clearquest: version 5.00 only; version 5.20 only; version 6.00 only; version 6.10 only; version 6.12 only; version 6.13 only; …

Published 2009-12-18. Last modified 2026-06-16.