SB2022090515 - Denial of service in IBM App Connect Enterprise Certified Container
Published: September 5, 2022 Updated: October 19, 2022
Security Bulletin ID
SB2022090515
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) Resource management error (CVE-ID: CVE-2021-33198)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application when handling a large exponent to the math/big.Rat SetString or UnmarshalText method. A remote attacker can pass specially crafted data to the application 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-app-connect-enterprise-certified-container-may-be-vulnerable-to-denial-of-service-via-cve-2021-33198/"
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-app-connect-enterprise-certified-container-may-be-vulnerable-to-denial-of-service-via-cve-2021-33198/</a><br>
- https://www.ibm.com/support/pages/node/6488893<br><br></p>