SB2021072902 - Authentication bypass in F5 Traffix SDC Tomcat component
Published: July 29, 2021 Updated: July 29, 2021
Security Bulletin ID
SB2021072902
Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Authentication (CVE-ID: CVE-2021-30640)
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in the JNDI Realm when processing authentication requests. A remote attacker can authenticate using variations of a valid user name and bypass some of the protection provided by the LockOut Realm.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.