SB2022070816 - Denial of service in IBM QRadar Network Security
Published: July 8, 2022
Security Bulletin ID
SB2022070816
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Handling of Exceptional Conditions (CVE-ID: CVE-2021-28831)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper handling of error bit on the huft_build result pointer in decompress_gunzip.c. A remote attacker can pass malformed gzip data to the application, trigger an invalid free and perform a denial of service (DoS) attack.
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-busybox-cve-2021-28831/"
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-qradar-network-security-is-affected-by-vulnerability-in-busybox-cve-2021-28831/</a><br><a
- https://www.ibm.com/support/pages/node/6601943"
- https://www.ibm.com/support/pages/node/6601943</a><br><br><br></p>