{"id":"CVE-2021-44109","aliases":["EUVD-2021-30967","GHSA-q7f3-29mw-j94h"],"status":"published","title":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to...","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01625,"percentile":0.76457,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-04-05T01:22:50Z","modified":"2026-10-20T14:32:30Z","products":[{"vendor":"open5gs","product":"open5gs"}],"references":[{"url":"https://github.com/open5gs/open5gs/issues/1247","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://github.com/open5gs/open5gs/commit/d919b2744cd05abae043490f0a3dd1946c1ccb8c","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44109"},{"url":"https://github.com/advisories/GHSA-q7f3-29mw-j94h"}],"sources":{"cve":[{"id":"CVE-2021-44109","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","status":"published","published":"2022-04-05T01:22:50Z","modified":"2024-08-04T04:10:17.396Z","updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-30967","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","status":"published","published":"2022-04-05T01:22:50Z","modified":"2024-08-04T04:10:17Z","updated_at":"2026-11-03T03:24:12.599691Z"}],"ghsa":[{"id":"GHSA-q7f3-29mw-j94h","title":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to...","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","status":"published","published":"2022-04-06T00:01:34Z","modified":"2023-01-27T05:01:20Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:41:52.138061Z"}],"nvd":[{"id":"CVE-2021-44109","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","status":"published","published":"2022-04-05T02:15:06.967Z","modified":"2026-06-17T04:11:54.627Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:05.581807Z"}],"osv":[{"id":"CVE-2021-44109","description":"A buffer overflow in lib/sbi/message.c in Open5GS 2.3.6 and earlier allows remote attackers to Denial of Service via a crafted sbi request.","status":"published","published":"2022-04-05T02:15:06.967Z","modified":"2026-10-20T14:32:30.392393195Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:21.877444Z"}]}}