# CVE-2003-1111

## Summary

- **CVE ID:** CVE-2003-1111
- **Severity:** UNKNOWN
- **CVSS Score:** 0.79
- **CWE:** N/A
- **Published:** Mar 11, 2005
- **Last Modified:** Mar 16, 2026

## Description

The Session Initiation Protocol (SIP) implementation in multiple dynamicsoft products including y and certain demo products for AppEngine allows remote attackers to cause a denial of service or execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip/)
- [CNA](http://www.kb.cert.org/vuls/id/528719)
- [CNA](http://www.cert.org/advisories/CA-2003-06.html)
- [CNA](http://www.securityfocus.com/bid/6904)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/11379)
- [CNA](http://www.dynamicsoft.com/support/advisory/ca-2003-06.php)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 19.78%
- **EPSS Percentile:** 95.3

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