{"id":70442,"date":"2025-09-18T14:31:47","date_gmt":"2025-09-18T11:01:47","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-30187-denial-of-service-via-crafted-doh-exchange-in-powerdns-dnsdist\/"},"modified":"2025-09-18T14:31:47","modified_gmt":"2025-09-18T11:01:47","slug":"cve-2025-30187-denial-of-service-via-crafted-doh-exchange-in-powerdns-dnsdist","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-30187-denial-of-service-via-crafted-doh-exchange-in-powerdns-dnsdist\/","title":{"rendered":"CVE-2025-30187 &#8211; Denial of service via crafted DoH exchange in PowerDNS DNSdist"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2025-30187<br \/>\n<br \/>\n<strong>Published : <\/strong> Sept. 18, 2025, 10:15 a.m. | 45\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded I\/O read loop, causing an unexpected consumption of CPU resources.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 3.7 | LOW<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-2025-30187 Published : Sept. 18, 2025, 10:15 a.m. | 45\u00a0minutes ago Description : In some circumstances, when DNSdist is configured to use the nghttp2 library to process incoming DNS over HTTPS queries, an attacker might be able to cause a denial of service by crafting a DoH exchange that triggers an unbounded &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-70442","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/70442","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=70442"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/70442\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=70442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=70442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=70442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}