Cisco PIX and ASA NT Domain authentication bypass
| cisco-pix-asa-ntdomain-authentication-bypass (46024) |  Medium Risk |
Description:
Cisco PIX and ASA devices could allow a remote attacker to bypass the authentication process, caused by a related Microsoft Windows NT Domain authentication error. A remote attacker could exploit this vulnerability using remote access IPSec or SSL-based VPN to connect to the device.
*CVSS:
| Base Score: | 4.3 |
| Access Vector: | Network |
| Access Complexity: | Medium |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | High |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
No remedy available as of March 21, 2009.
References:
- cisco-sa-20081022-asa: Cisco Security Advisory: Multiple Vulnerabilities in Cisco PIX and Cisco ASA.
- BID-31864: Cisco PIX and ASA Windows NT Domain VPN Authentication Bypass Vulnerability
- CVE-2008-3815: Unspecified vulnerability in Cisco Adaptive Security Appliances (ASA) 5500 Series and PIX Security Appliances 7.0 before 7.0(8)3, 7.1 before 7.1(2)78, 7.2 before 7.2(4)16, 8.0 before 8.0(4)6, and 8.1 before 8.1(1)13, when configured as a VPN using Microsoft Windows NT Domain authentication, allows remote attackers to bypass VPN authentication via unknown vectors.
- SA32360: Cisco ASA and PIX VPN Authentication Bypass
- SECTRACK ID: 1021089: Cisco ASA Windows NT Domain Authentication Bug Lets Remote Users Bypass IPSec/SSL VPN Authentication
- SECTRACK ID: 1021090: Cisco PIX Firewall Windows NT Domain Authentication Bug Lets Remote Users Bypass IPSec/SSL VPN Authentication
- VUPEN/ADV-2008-2899: Cisco PIX and ASA Security Bypass and Denial of Service Vulnerabilities
Platforms Affected:
- Cisco Adaptive Security Appliance 7.0
- Cisco Adaptive Security Appliance 7.1
- Cisco Adaptive Security Appliance 7.2
- Cisco Adaptive Security Appliance 8.0
- Cisco Adaptive Security Appliance 8.1
- Cisco PIX Security Appliance 7.0
- Cisco PIX Security Appliance 7.1
- Cisco PIX Security Appliance 7.2
- Cisco PIX Security Appliance 8.0
- Cisco PIX Security Appliance 8.1
Reported:
Oct 22, 2008
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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.