CVE-2023-47150: IBM Common Cryptographic Architecture denial of service

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-03-26 · updated 2026-06-17
Weakness: CWE-400

Description

IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 could allow a remote user to cause a denial of service due to incorrect data handling for certain types of AES operations. IBM X-Force ID: 270602.

Affected products

IBM Common Cryptographic Architecture: from 7.0.0 before 7.5.37 — fixed in 7.5.37

How to fix

Upgrade to a fixed version: IBM Common Cryptographic Architecture 7.5.37. Check the vendor advisory for mitigations.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/270602
https://www.ibm.com/support/pages/node/7145168
https://exchange.xforce.ibmcloud.com/vulnerabilities/270602
https://www.ibm.com/support/pages/node/7145168

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