SB2022093017 - Denial of service in IBM Security QRadar Network Threat Analytics
Published: September 30, 2022
Security Bulletin ID
SB2022093017
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) Incorrect Regular Expression (CVE-ID: CVE-2020-28493)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect subpattern applied to untrusted input. A remote attacker can pass specially crafted data to the application and perform a regular expression DoS (ReDOS) attack.
Remediation
Install update from vendor's website.
References
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-security-qradar-network-threat-analytics-uses-component-jinja2-with-a-denial-of-service-vulnerability-cve-2020-28493/"
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-security-qradar-network-threat-analytics-uses-component-jinja2-with-a-denial-of-service-vulnerability-cve-2020-28493/</a><br>
- https://www.ibm.com/support/pages/node/6618757<br><br></p>