SB2022070803 - Insufficient verification of data authenticity in IBM QRadar Network Security
Published: July 8, 2022
Security Bulletin ID
SB2022070803
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Insufficient verification of data authenticity (CVE-ID: CVE-2021-20271)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to an error in RPM's signature check functionality when reading package files. A remote attacker can create a specially crafted package with a modified signature header, trick the victim into installing and compromise the affected system.
Remediation
Install update from vendor's website.
References
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-qradar-network-security-is-affected-by-vulnerability-in-rpm-cve-2021-20271/"
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-qradar-network-security-is-affected-by-vulnerability-in-rpm-cve-2021-20271/</a><br><a
- https://www.ibm.com/support/pages/node/6601939"
- https://www.ibm.com/support/pages/node/6601939</a><br><br><br></p>