{“lastseen”:””,”description”:”A Buffer Copy without Checking Size of Input (‘Classic Buffer Overflow’) vulnerability in the advanced forwarding toolkit (evo-aftmand\/evo-pfemand) of Juniper Networks Junos OS Evolved on PTX Series or QFX5000 Series allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS).An attacker sending crafted multicast packets will cause line cards running evo-aftmand\/evo-pfemand to crash and restart or non-line card devices to crash and restart.\u00a0Continued receipt and processing of these packets will sustain the Denial of Service (DoS) condition.\\n\\nThis issue affects Junos OS Evolved PTX Series:\\n\\n\\n\\n * All versions before 22.4R3-S8-EVO,\\n * from 23.2 before 23.2R2-S5-EVO,\\n * from 23.4 before 23.4R2-EVO,\\n * from 24.2 before 24.2R2-EVO,\\n * from 24.4 before\u00a024.4R2-EVO.\\n\\n\\n\\n\\nThis issue affects Junos OS Evolved on QFX5000 Series:\\n\\n\\n\\n * 22.2-EVO version before 22.2R3-S7-EVO,\\n * 22.4-EVO version before 22.4R3-S7-EVO,\\n * 23.2-EVO versions before 23.2R2-S4-EVO,\\n * 23.4-EVO versions before 23.4R2-S5-EVO, \\n * 24.2-EVO versions before 24.2R2-S1-EVO,\\n * 24.4-EVO versions before 24.4R1-S3-EVO, 24.4R2-EVO.\\n\\n\\nThis issue does not affect Junos OS Evolved on QFX5000 Series versions before: 21.2R2-S1-EVO, 21.2R3-EVO, 21.3R2-EVO, 21.4R1-EVO, and 22.1R1-EVO.”,”published”:”2026-04-09T21:25:32.594Z”,”modified”:”2026-04-10T18:15:06.090Z”,”type”:”cve”,”title”:”Junos OS Evolved: QFX5000 Series and PTX Series: An attacker sending crafted multicast packets will cause evo-aftmand \/ evo-pfemand to crash and restart”,”source”:”juniper”,”references”:”https:\/\/kb.juniper.net\/JSA103159″,”id”:”CVE-2025-59969″,”bulletinFamily”:””,”cwe”:[“CWE-120″],”cvelist”:null,”sourceData”:”Juniper Networks Junos OS Evolved 0\\nJuniper Networks Junos OS Evolved 23.2\\nJuniper Networks Junos OS Evolved 23.4\\nJuniper Networks Junos OS Evolved 24.2\\nJuniper Networks Junos OS Evolved 24.4\\nJuniper Networks Junos OS Evolved 22.2\\nJuniper Networks Junos OS Evolved 22.4\\nJuniper Networks Junos OS Evolved 23.2\\nJuniper Networks Junos OS Evolved 23.4\\nJuniper Networks Junos OS Evolved 24.2\\nJuniper Networks Junos OS Evolved 24.4″,”sourceHref”:””,”cvss”:{“score”:6.5,”severity”:”MEDIUM”,”vector”:”CVSS:3.1\/AV:A\/AC:L\/PR:N\/UI:N\/S:U\/C:N\/I:N\/A:H”,”version”:”3.1″},”cvss2″:{},”cvss3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””,”cvssV3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””}},”href”:””,”category_name”:”CVE”,”post_link”:””,”product”:”Junos OS Evolved”,”version”:”0″,”vendor”:”Juniper Networks”,”ai_description”:””,”ai_severity”:””,”ai_vendor”:””,”ai_product”:””,”ai_version”:””,”ai_score”:0}<\/p>\n","protected":false},"excerpt":{"rendered":"
{“lastseen”:””,”description”:”A Buffer Copy without Checking Size of Input (‘Classic Buffer Overflow’) vulnerability in the advanced forwarding toolkit (evo-aftmand\/evo-pfemand) of Juniper Networks Junos OS Evolved on…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,26,12,21,13,7,11,5],"class_list":["post-42525","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-65","tag-exploit","tag-medium","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"\n