{"id":"CVE-2026-78633","revision":"0634bc6778af4633ba3d6e91f2102279","records":[{"revision":"0634bc6778af4633ba3d6e91f2102279","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-78633","aliases":[],"title":"Denial of Service in Okta RADIUS Agent Packet Parser","description":"The Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute. A sub-attribute length of zero causes the parser to loop indefinitely, resulting in worker-thread exhaustion and denial of new RADIUS authentication requests.","state":0,"publishedAt":"2026-10-13T20:08:40.528+00:00","modifiedAt":"2026-10-16T15:31:55.28+00:00","affected":[{"ecosystem":"Vendor product","name":"Okta RADIUS Agent","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Okta\",\n                    \"product\": \"Okta RADIUS Agent\",\n                    \"versions\": [\n                        {\n                            \"version\": \"2.17.5\",\n                            \"status\": \"affected\",\n                            \"lessThan\": \"2.28.0\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.5,"severity":"MEDIUM"}],"references":["https://trust.okta.com/security-advisories/denial-of-service-in-okta-radius-agent-packet-parser-cve-2026-78633"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-78633","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-78633","identifiers":["CVE-2026-78633"]},"retained":false,"historicalAffected":[]}],"coverage":[]}