# CVE-2001-0864

## Summary

- **CVE ID:** CVE-2001-0864
- **Severity:** UNKNOWN
- **CVSS Score:** 0.03
- **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 does not properly handle the implicit "deny ip any any" rule in an outgoing ACL when the ACL contains exactly 448 entries, which can allow some outgoing packets to bypass access restrictions.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.ciac.org/ciac/bulletins/m-018.shtml)
- [CNA](http://www.cisco.com/warp/public/707/GSR-ACL-pub.shtml)
- [CNA](http://www.osvdb.org/1986)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/7553)
- [CNA](http://www.securityfocus.com/bid/3536)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.60%
- **EPSS Percentile:** 69.1

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