{"id":"CVE-2022-43677","details":"In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.","aliases":["GHSA-59hj-62f5-fgmc","GO-2022-1083"],"modified":"2026-04-12T04:17:31.899021Z","published":"2022-10-24T14:15:53.240Z","references":[{"type":"WEB","url":"https://www.trendmicro.com/en_us/research/23/j/asn1-vulnerabilities-in-5g-cores.html"},{"type":"REPORT","url":"https://github.com/free5gc/free5gc/issues/402"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/free5gc/free5gc","events":[{"introduced":"0"},{"last_affected":"c584d7b6892f36e10bc446ac53eebe9585fff0ad"}],"database_specific":{"cpe":"cpe:2.3:a:free5gc:free5gc:3.2.1:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"3.2.1"}]}}],"versions":["v3.0.5","v3.0.6","v3.0.7","v3.1.0","v3.1.1","v3.2.0","v3.2.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-43677.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}