Information disclosure in Common Cryptographic Architecture (CCA) - CVE-2023-33855

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Main Vulnerability Database Vulnerabilities #VU87798

Information disclosure in Common Cryptographic Architecture (CCA) - CVE-2023-33855

Published: March 26, 2024


Vulnerability identifier: #VU87798
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-33855
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) may exhibit non-constant-time behavior. A remote attacker can gain unauthorized access to sensitive information on the system.


Affected software

Common Cryptographic Architecture (CCA)
4769 Developer's Toolkit

How to mitigate CVE-2023-33855

Install updates from vendor's website.

Common Cryptographic Architecture (CCA) - update to 7.5.37
4769 Developer's Toolkit - update to 7.5.37

External References

Related Security Bulletins