SB2023051659 - Improper Verification of Cryptographic Signature in IBM Cloud Automation Manager
Published: May 16, 2023
Security Bulletin ID
SB2023051659
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2022-24772)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to incorrect RSA PKCS#1 v1.5 signature verification caused by a missing check or tailing garbage bytes after decoding a `DigestInfo` ASN.1 structure. A remote attacker can forge a signature and perform a man-in-the-middle (MitM) attack.
Remediation
Install update from vendor's website.