{"id":"CVE-2003-1111","url":"https://www.cyber-defence.io/tools/cve/CVE-2003-1111","generatedAt":"2026-10-27T17:29:59.884Z","title":"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…","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.","published":"2003-12-31T05:00:00.000Z","lastModified":"2026-06-16T22:03:33.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":[],"affected":["dynamicsoft/appengine"],"epss":{"score":0.05087,"percentile":0.92293,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (5.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.cert.org/advisories/CA-2003-06.html","tags":["Third Party Advisory","US Government Resource"],"source":"cve@mitre.org"},{"url":"http://www.dynamicsoft.com/support/advisory/ca-2003-06.php","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip/","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"http://www.kb.cert.org/vuls/id/528719","tags":["Third Party Advisory","US Government Resource"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/6904","source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11379","source":"cve@mitre.org"},{"url":"http://www.cert.org/advisories/CA-2003-06.html","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.dynamicsoft.com/support/advisory/ca-2003-06.php","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip/","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/528719","tags":["Third Party Advisory","US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/6904","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11379","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2003-1111","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}