SB2022081828 - Denial of service in IBM App Connect Enterprise Certified Container
Published: August 18, 2022
Security Bulletin ID
SB2022081828
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2021-22918)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in uv__idna_toascii() function in libuv, which is used to convert strings to ASCII. A remote attacker can force the application to resolve a specially crafted hostname, trigger an out-of-bounds read error and gain access to sensitive information or 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-due-to-cve-2021-22918/"
- https://www.ibm.com/blogs/psirt/security-bulletin-ibm-app-connect-enterprise-certified-container-may-be-vulnerable-to-denial-of-service-due-to-cve-2021-22918/</a><br><a
- https://www.ibm.com/support/pages/node/6507027"
- https://www.ibm.com/support/pages/node/6507027</a><br><br><br></p>