{"id":"CVE-2026-75347","aliases":["EUVD-2026-95916","GHSA-cmxj-3q64-8hph"],"status":"published","title":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference...","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00505,"percentile":0.43618,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2026-10-09T00:00:00Z","modified":"2026-10-28T02:31:10Z","references":[{"url":"https://github.com/EIPStackGroup/OpENer/issues/575","tags":["exploit","report"]},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/cpf.c","tags":["web"]},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/encap.c","tags":["web"]},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/ports/generic_networkhandler.c","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75347","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-cmxj-3q64-8hph"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/75xxx/CVE-2026-75347.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-75347","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","status":"published","published":"2026-10-09T00:00:00Z","modified":"2026-10-13T16:30:35.421Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:20:07.260654Z"}],"euvd":[{"id":"EUVD-2026-95916","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","status":"published","published":"2026-10-09T00:00:00Z","modified":"2026-10-13T16:30:35Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-02T17:27:20.028612Z"}],"ghsa":[{"id":"GHSA-cmxj-3q64-8hph","title":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference...","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","status":"published","published":"2026-10-09T18:31:45Z","modified":"2026-10-13T18:30:30Z","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-400"],"updated_at":"2026-11-02T15:13:11.391487Z"}],"nvd":[{"id":"CVE-2026-75347","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","status":"published","published":"2026-10-09T17:16:48.403Z","modified":"2026-10-13T17:17:45.81Z","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":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:12:55.473789Z"}],"osv":[{"id":"CVE-2026-75347","description":"EIPStackGroup OpENer v2.3 and master up to commit 76b95cf contain an expired pointer dereference vulnerability in the EtherNet/IP Common Packet Format (CPF) handling logic. This allows a remote attacker to cause a denial of service.","status":"published","published":"2026-10-09T00:00:00Z","modified":"2026-10-28T02:31:10.857076296Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-02T15:45:17.102988Z"}]}}