{"id":"GHSA-55q8-2gwx-29pc","revision":"6d7aa28bb3a84caea5d4c64c03eabd10","records":[{"revision":"6d7aa28bb3a84caea5d4c64c03eabd10","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-55q8-2gwx-29pc","aliases":["CVE-2026-33907","GO-2026-4872"],"title":"Ella Core Panics during NAS Authentication Response/Failure with missing IEs","description":"## Summary\n\nElla Core panics when processing Authentication Response and Authentication Failure NAS message missing IEs. \n\n## Impact\n\nAn attacker able to send crafted NAS messages to Ella Core can crash the process, causing service disruption for all connected subscribers. No authentication is required.\n\n## Fix\n\nAdded IE presence verification to NAS message handling.","state":0,"publishedAt":"2026-03-26T22:15:54+00:00","modifiedAt":"2026-04-02T21:26:08.0148461+00:00","affected":[{"ecosystem":"Go","name":"github.com/ellanetworks/core","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.7.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/ellanetworks/core/security/advisories/GHSA-55q8-2gwx-29pc","https://nvd.nist.gov/vuln/detail/CVE-2026-33907","https://github.com/ellanetworks/core/commit/52962660e3bd3e23c7e96b0da270ac1e0e705273","https://github.com/ellanetworks/core","https://github.com/ellanetworks/core/releases/tag/v1.7.0"],"sourceUrl":"https://github.com/advisories/GHSA-55q8-2gwx-29pc","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-55q8-2gwx-29pc","identifiers":["GHSA-55q8-2gwx-29pc","CVE-2026-33907","GO-2026-4872"]},"retained":false,"historicalAffected":[]}],"coverage":[]}