# CVE-2003-0564

## Summary

- **CVE ID:** CVE-2003-0564
- **Severity:** UNKNOWN
- **CVSS Score:** 1.46
- **CWE:** N/A
- **Published:** Nov 6, 2003
- **Last Modified:** Mar 16, 2026

## Description

Multiple vulnerabilities in multiple vendor implementations of the Secure/Multipurpose Internet Mail Extensions (S/MIME) protocol allow remote attackers to cause a denial of service and possibly execute arbitrary code via an S/MIME email message containing certain unexpected ASN.1 constructs, as demonstrated using the NISSC test suite.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.redhat.com/support/errata/RHSA-2004-110.html)
- [CNA](http://marc.info/?l=bugtraq&m=109900315219363&w=2)
- [CNA](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11462)
- [CNA](http://www.uniras.gov.uk/vuls/2003/006489/smime.htm)
- [CNA](http://www.securityfocus.com/bid/8981)
- [CNA](http://www.redhat.com/support/errata/RHSA-2004-112.html)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/13603)
- [CNA](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A872)
- [CNA](http://marc.info/?l=bugtraq&m=108448379429944&w=2)
- [CNA](http://www.mandriva.com/security/advisories?name=MDKSA-2004:021)
- [CNA](ftp://patches.sgi.com/support/free/security/advisories/20040402-01-U.asc)
- [CNA](http://www.kb.cert.org/vuls/id/428230)
- [CNA](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A914)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 36.48%
- **EPSS Percentile:** 97.0

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