{"id":"CVE-2026-75345","title":"OpENer v2.3.0 / commit 76b95cf contains an out-of-bounds read in the unconnected explicit messaging path","summary":"OpENer v2.3.0 / commit 76b95cf contains an out-of-bounds read in the unconnected explicit messaging path. 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-400"],"vendor":"Red Hat","published":"2026-10-09","updated":"2026-10-13","sourceUpdated":"2026-10-13T17:17:45.667","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75345","references":[{"url":"https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipcommon.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/cipmessagerouter.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/cip/ciptcpipinterface.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/blob/76b95cf/source/src/enet_encap/endianconv.c","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/569","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/tree/76b95cf","label":"cve@mitre.org"},{"url":"https://github.com/EIPStackGroup/OpENer/issues/569","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-75345.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-75345"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-75345"}],"tags":["nvd","csaf","vex","red-hat","cve.org","exploit-available"],"epss":0.00542,"epssPercentile":0.45368,"ingestedAt":"2026-10-09T17:04:42.811Z","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-13T16:31:04.565623Z"},"slug":"CVE-2026-75345","body":"## Overview\n\nOpENer v2.3.0 / commit 76b95cf contains an out-of-bounds read in the unconnected explicit messaging path. 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-2026-75345.json)","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":221005,"id":"CVE-2026-75345","ts":1792026964226,"field":"exploit_available","old":"false","new":"true"}]}