Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Fri, 09 Oct 2026 09:39:30 +0000 CVE-2024-25581 — Transfer requests received over DoH can lead to a denial of service in DNSdist https://vulnerability.circl.lu/vuln/cve-2024-25581 <p><strong>Affected:</strong> PowerDNS DNSdist</p> <p>When incoming DNS over HTTPS support is enabled using the nghttp2 provider, and queries are routed to a tcp-only or DNS over TLS backend, an attacker can trigger an assertion failure in DNSdist by sending a request for a zone transfer (AXFR or IXFR) over DNS over HTTPS, causing the process to stop and thus leading to a Denial of Service. DNS over HTTPS is not enabled by default, and backends are using plain DNS (Do53) by default.</p> <p><strong>Affected:</strong> PowerDNS DNSdist</p> <p>When incoming DNS over HTTPS support is enabled using the nghttp2 provider, and queries are routed to a tcp-only or DNS over TLS backend, an attacker can trigger an assertion failure in DNSdist by sending a request for a zone transfer (AXFR or IXFR) over DNS over HTTPS, causing the process to stop and thus leading to a Denial of Service. DNS over HTTPS is not enabled by default, and backends are using plain DNS (Do53) by default.</p> https://vulnerability.circl.lu/vuln/cve-2024-25581