# CVE-2003-0487

## Summary

- **CVE ID:** CVE-2003-0487
- **Severity:** UNKNOWN
- **CVSS Score:** 0.83
- **CWE:** N/A
- **Published:** Jun 28, 2003
- **Last Modified:** Mar 16, 2026

## Description

Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.securityfocus.com/bid/7967)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/12368)
- [CNA](http://nautopia.org/vulnerabilidades/kerio_mailserver.htm)
- [CNA](http://marc.info/?l=bugtraq&m=105596982503760&w=2)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 20.79%
- **EPSS Percentile:** 95.5

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