SB2011122302 - Security restrictions bypass in mod_nss
Published: December 23, 2011
Security Bulletin ID
SB2011122302
Severity
Low
Patch available
YES
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-2011-4973)
The vulnerability allows a remote unauthenticated attacker to bypass security restrictions.The weakness exists in the FakeBasicAuth function due to improper authentication checks. A remote attacker can utilize an existing user certificate while entering password as the authentication password, bypass security restrictions and gain access as a valid user.
Remediation
Install update from vendor's website.