{"id":66046,"date":"2025-07-11T20:31:49","date_gmt":"2025-07-11T17:01:49","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-52955-juniper-networks-junos-os-buffer-overflow-denial-of-service\/"},"modified":"2025-07-11T20:31:49","modified_gmt":"2025-07-11T17:01:49","slug":"cve-2025-52955-juniper-networks-junos-os-buffer-overflow-denial-of-service","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-52955-juniper-networks-junos-os-buffer-overflow-denial-of-service\/","title":{"rendered":"CVE-2025-52955 &#8211; Juniper Networks Junos OS Buffer Overflow Denial of Service"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-52955<br \/>\n<br \/>\n<strong>Published : <\/strong> July 11, 2025, 3:15 p.m. | 59\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>An Incorrect Calculation of Buffer Size vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a memory corruption that leads\u00a0to a rpd crash.\u00a0<\/p>\n<p>When<br \/>\nthe logical interface using a routing instance flaps continuously, specific updates are sent to the jflow\/sflow modules. This results in memory corruption, leading to an rpd crash and restart.\u00a0<\/p>\n<p>Continued receipt of these specific updates will cause a sustained Denial of Service condition.<\/p>\n<p>This issue affects Junos OS:<\/p>\n<p>  *  All versions before 21.2R3-S9,<br \/>\n  *  All versions of 21.4,<br \/>\n  *  All versions of 22.2,<br \/>\n  *  from 22.4 before 22.4R3-S7,<br \/>\n  *  from 23.2 before 23.2R2-S3,<br \/>\n  *  from 23.4 before 23.4R2-S4,<br \/>\n  *  from 24.2 before 24.2R2.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 6.5 | MEDIUM<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2025-52955 Published : July 11, 2025, 3:15 p.m. | 59\u00a0minutes ago Description : An Incorrect Calculation of Buffer Size vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to cause a memory corruption that leads\u00a0to a rpd crash.\u00a0 When the logical interface using a &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-66046","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66046","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=66046"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/66046\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=66046"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=66046"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=66046"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}