SB2022072613 - Improper Verification of Cryptographic Signature in IBM Cloud Automation Manager 



SB2022072613 - Improper Verification of Cryptographic Signature in IBM Cloud Automation Manager

Published: July 26, 2022

Security Bulletin ID SB2022072613
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2022-24773)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to signature verification code does not properly check `DigestInfo` for a proper ASN.1 structure. A remote unauthenticated attacker can get a successful verification with signatures that contain invalid structures but a valid digest


Remediation

Install update from vendor's website.