What’s Vulnerable › Vulnerabilities

CVE-2021-38891

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-23 · updated 2026-06-17
• Weakness: CWE-326

Description

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 for UNIX: from 6.0.0 before 6.2.0.1 — fixed in 6.2.0.1

How to fix

Upgrade to a fixed version: IBM Sterling Connect:Direct for UNIX 6.2.0.1. Check the vendor advisory for mitigations.

References

• https://exchange.xforce.ibmcloud.com/vulnerabilities/209508
• https://www.ibm.com/support/pages/node/6518582
• https://exchange.xforce.ibmcloud.com/vulnerabilities/209508
• https://www.ibm.com/support/pages/node/6518582

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