CVE-2022-34310: IBM CICS TX information disclosure

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-12 · updated 2026-06-17
Weakness: CWE-327

Description

IBM CICS TX Standard and Advanced 11.1 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 229441.

Affected products

IBM CICS TX Advanced: before 11.1.0.0; 11.1.0.0, 11.1.0.0-interim_fix_1, 11.1.0.0-interim_fix_2, 11.1.0.0-interim_fix_3, 11.1.0.0-interim_fix_4 — fixed in 11.1.0.0

How to fix

Upgrade to a fixed version: IBM CICS TX Advanced 11.1.0.0. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/229441
https://www.ibm.com/support/pages/node/6832922
https://www.ibm.com/support/pages/node/6832924
https://exchange.xforce.ibmcloud.com/vulnerabilities/229441
https://www.ibm.com/support/pages/node/6832922
https://www.ibm.com/support/pages/node/6832924

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