{"id":"CVE-2025-44952","aliases":["EUVD-2025-18654","GHSA-863r-5cgc-6c3p"],"status":"published","title":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and...","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00234,"percentile":0.14381,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2025-06-18T00:00:00Z","modified":"2026-10-28T02:31:04Z","products":[{"vendor":"open5gs","product":"open5gs"}],"references":[{"url":"https://github.com/open5gs/open5gs/issues/3775","tags":["Exploit","Issue Tracking","report"]},{"url":"https://gist.github.com/scemodicecosa/8643fbfc9490f40e955e9f9e9b0d9077","tags":["Broken Link","web"]},{"url":"https://gist.github.com/scmdcs/8643fbfc9490f40e955e9f9e9b0d9077","tags":["Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-44952","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-863r-5cgc-6c3p"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/44xxx/CVE-2025-44952.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-44952","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","status":"published","published":"2025-06-18T00:00:00Z","modified":"2025-06-20T12:45:49.898Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:32:34.096798Z"}],"euvd":[{"id":"EUVD-2025-18654","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","status":"published","published":"2025-06-18T00:00:00Z","modified":"2025-06-20T12:45:49Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:19.507179Z"}],"ghsa":[{"id":"GHSA-863r-5cgc-6c3p","title":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and...","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","status":"published","published":"2025-06-18T18:30:32Z","modified":"2025-06-20T15:31:44Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:02:46.844129Z"}],"nvd":[{"id":"CVE-2025-44952","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","status":"published","published":"2025-06-18T16:15:27.52Z","modified":"2026-06-17T09:25:17.9Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:11:13.247441Z"}],"osv":[{"id":"CVE-2025-44952","description":"A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.","status":"published","published":"2025-06-18T00:00:00Z","modified":"2026-10-28T02:31:04.122890972Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:49.707645Z"}]}}