# CVE-2002-2053

## Summary

- **CVE ID:** CVE-2002-2053
- **Severity:** UNKNOWN
- **CVSS Score:** 0.04
- **CWE:** N/A
- **Published:** Jul 14, 2005
- **Last Modified:** Mar 16, 2026

## Description

The design of the Hot Standby Routing Protocol (HSRP), as implemented on Cisco IOS 12.1, when using IRPAS, allows remote attackers to cause a denial of service (CPU consumption) via a router with the same IP address as the interface on which HSRP is running, which causes a loop.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html)
- [CNA](http://www.securityfocus.com/bid/4949)
- [CNA](http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html)
- [CNA](http://www.iss.net/security_center/static/9283.php)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.76%
- **EPSS Percentile:** 73.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._