# CVE-2003-1557

## Summary

- **CVE ID:** CVE-2003-1557
- **Severity:** UNKNOWN
- **CVSS Score:** 0.44
- **CWE:** N/A
- **Published:** Apr 4, 2008
- **Last Modified:** Mar 16, 2026

## Description

Off-by-one buffer overflow in spamc of SpamAssassin 2.40 through 2.43, when using BSMTP mode ("-B"), allows remote attackers to execute arbitrary code via email containing headers with leading "." characters.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.securityfocus.com/archive/1/309912/30/26090/threaded)
- [CNA](http://www.securityfocus.com/bid/6679)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/11154)
- [CNA](http://marc.info/?l=bugtraq&m=104342896818777&w=2)
- [CNA](http://www.securityfocus.com/archive/1/310212/30/26030/threaded)
- [CNA](http://secunia.com/advisories/7983)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 10.94%
- **EPSS Percentile:** 93.2

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