Cisco ASA and Cisco PIX Control-plane Access Control Lists (ACLs) weak security
| cisco-asa-pix-acl-weak-security (42841) |  Medium Risk |
Description:
Cisco ASA and Cisco PIX could provide weaker than expected security, caused by an error in Control-plane Access Control Lists (ACLs). Certain ACLs may not function after initial configuration. A remote attacker could exploit this vulnerability to launch further attacks against the system.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Other
Remedy:
Refer to cisco-sa-20080604-asa for patch, upgrade or suggested workaround information. See References.
References:
- cisco-sa-20080604-asa: Multiple Vulnerabilities in Cisco PIX and Cisco ASA.
- CVE-2008-2059: Cisco Adaptive Security Appliance (ASA) and Cisco PIX security appliance 8.0.x before 8.0(3)9 allows remote attackers to bypass control-plane ACLs for the device via unknown vectors.
- SA30552: Cisco ASA and PIX Security Appliances Multiple Vulnerabilities
- SECTRACK ID: 1020182: Cisco PIX Firewall TCP Port 443 Bug in Handling Port Scans Lets Remote Users Deny Service
- SECTRACK ID: 1020183: Cisco ASA TCP Port 443 Bug in Handling Port Scans Lets Remote Users Deny Service
- SECTRACK ID: 1020184: Cisco PIX Firewall May Let Remote Users Bypass Control-plane ACLs
- SECTRACK ID: 1020185: Cisco ASA May Let Remote Users Bypass Control-plane ACLs
- VUPEN/ADV-2008-1750: Cisco PIX and ASA Security Bypass and Denial of Service Vulnerabilities
Platforms Affected:
- Cisco Adaptive Security Appliance 8.0
- Cisco PIX Security Appliance 8.0
Reported:
Jun 04, 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.