CVE-2021-38891: IBM Sterling Connect:direct

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

IBM Sterling Connect:Direct Web Services 1.0 and 6.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 209508.

Affected products

• IBM Sterling Connect:direct: from 6.0.0, before 6.2.0.1 (fixed in 6.2.0.1)

Published 2021-11-23. Last modified 2026-06-17.