CVE-2009-4455
Overview
CVE-2009-4455 is a known-severity vulnerability affecting cisco adaptive_security_appliance_5500. It was published on December 29, 2009.
Technical Description
The default configuration of Cisco ASA 5500 Series Adaptive Security Appliance (Cisco ASA) 7.0, 7.1, 7.2, 8.0, 8.1, and 8.2 allows portal traffic to access arbitrary backend servers, which might allow remote authenticated users to bypass intended access restrictions and access unauthorized web sites via a crafted URL obfuscated with ROT13 and a certain encoding. NOTE: this issue was originally reported as a vulnerability related to lack of restrictions to URLs listed in the Cisco WebVPN bookmark component, but the vendor states that "The bookmark feature is not a security feature."
Remediation
Check the references section for vendor advisories and patches from cisco. Update adaptive_security_appliance_5500 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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References
Frequently Asked Questions
What is CVE-2009-4455?
CVE-2009-4455 is a known-severity vulnerability affecting cisco adaptive_security_appliance_5500. It was published on December 29, 2009.
How severe is CVE-2009-4455?
CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.
How do I fix or remediate CVE-2009-4455?
Check the references section for vendor advisories and patches from cisco. Update adaptive_security_appliance_5500 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2009-4455?
CyberStrike's AI-powered security agents can automatically detect CVE-2009-4455 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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