{"id":"CVE-2026-101934","aliases":["EUVD-2026-101487","GHSA-h3qg-c2g9-h4f7"],"status":"published","title":"Junos OS and Junos OS Evolved: An attacker causes Denial of Service in eventd","description":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved allows a local attacker to cause a Denial of Service (DoS) via sending a crafted packet to the eventd relay service.","severity":{"version":"4.0","score":6.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00151,"percentile":0.04308,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-10-14T16:40:13Z","modified":"2026-10-15T16:23:06Z","products":[{"vendor":"juniper networks","product":"junos os"},{"vendor":"juniper networks","product":"junos os evolved"}],"references":[{"url":"https://supportportal.juniper.net/JSA112250","tags":["vendor-advisory"]},{"url":"https://supportportal.juniper.net/JSA112187","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-101934"},{"url":"https://github.com/advisories/GHSA-h3qg-c2g9-h4f7"}],"sources":{"cve":[{"id":"CVE-2026-101934","title":"Junos OS and Junos OS Evolved: An attacker causes Denial of Service in eventd","description":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved allows a local attacker to cause a Denial of Service (DoS) via sending a crafted packet to the eventd relay service.","status":"published","published":"2026-10-14T16:40:13.275Z","modified":"2026-10-14T20:15:54.759Z","cvss":[{"version":"4.0","score":6.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M","level":"medium","assessor":"cna"},{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:20:10.143031Z"}],"euvd":[{"id":"EUVD-2026-101487","description":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved allows a local attacker to cause a Denial of Service (DoS) via sending a crafted packet to the eventd relay service.","status":"published","published":"2026-10-14T16:40:13Z","modified":"2026-10-14T20:15:54Z","cvss":[{"version":"4.0","score":6.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M","level":"medium"}],"updated_at":"2026-11-02T17:27:12.294621Z"}],"ghsa":[{"id":"GHSA-h3qg-c2g9-h4f7","title":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved...","description":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved allows a local attacker to cause a Denial of Service (DoS) via sending a crafted packet to the eventd relay service.","status":"published","published":"2026-10-14T18:32:20Z","modified":"2026-10-14T18:32:28Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":6.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:13:27.339015Z"}],"nvd":[{"id":"CVE-2026-101934","description":"An Out-of-bounds Write vulnerability in eventd of Juniper Networks Junos OS and Junos OS Evolved allows a local attacker to cause a Denial of Service (DoS) via sending a crafted packet to the eventd relay service.","status":"published","published":"2026-10-14T17:17:45.763Z","modified":"2026-10-15T16:23:06.25Z","cvss":[{"version":"4.0","score":6.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:58.99337Z"}]}}