{"id":"CVE-2026-75346","title":"An out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master through commit 76b95cf in the server-side CIP SetAttributeList service","summary":"An out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master through commit 76b95cf in the server-side CIP SetAttributeList service. This allows a remote attacker to cause a denial of service","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-125"],"published":"2026-10-09","updated":"2026-10-09","sourceUpdated":"2026-10-09T21:17:05.800","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75346","references":[{"url":"https://github.com/EIPStackGroup/OpENer","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/cipcommon.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/cipidentity.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/cip/ciptypes.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/master/source/src/enet_encap/endianconv.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/572","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/572","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-75346.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-75346"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-75346"}],"tags":["nvd","csaf","vex","red-hat","cve.org","exploit-available"],"ingestedAt":"2026-10-09T17:04:42.812Z","vendor":"Red Hat","epss":0.00542,"epssPercentile":0.45367,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-09T20:41:07.610073Z"},"slug":"CVE-2026-75346","body":"## Overview\n\nAn out-of-bounds read vulnerability exists in EIPStackGroup OpENer v2.3 and master through commit 76b95cf in the server-side CIP SetAttributeList service. This allows a remote attacker to cause a denial of service\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-10-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-75346.json)","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":220676,"id":"CVE-2026-75346","ts":1792026552384,"field":"exploit_available","old":"false","new":"true"},{"seq":218632,"id":"CVE-2026-75346","ts":1791584133714,"field":"cvss","old":null,"new":"7.5"},{"seq":218631,"id":"CVE-2026-75346","ts":1791584133714,"field":"severity","old":"none","new":"high"}]}