# CVE-2001-0861

## Summary

- **CVE ID:** CVE-2001-0861
- **Severity:** UNKNOWN
- **CVSS Score:** 0.05
- **CWE:** N/A
- **Published:** Mar 9, 2002
- **Last Modified:** Mar 16, 2026

## Description

Cisco 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU consumption) by flooding the router with traffic that generates a large number of ICMP Unreachable replies.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.ciac.org/ciac/bulletins/m-018.shtml)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/7536)
- [CNA](http://www.osvdb.org/794)
- [CNA](http://www.cisco.com/warp/public/707/GSR-unreachables-pub.shtml)
- [CNA](http://www.securityfocus.com/bid/3534)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.91%
- **EPSS Percentile:** 75.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._