SB2023072012 - Inadequate encryption strength in IBM CICS TX Advanced
Published: July 20, 2023
Security Bulletin ID
SB2023072012
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Inadequate Encryption Strength (CVE-ID: CVE-2023-32342)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to IBM GSKit is using weak cryptographic algorithms. A remote attacker can send an overly large number of trial messages for decryption and perform a timing-based side channel attack against the RSA Decryption implementation.
Remediation
Install update from vendor's website.