CVE-2025-30187 (GCVE-0-2025-30187)
Vulnerability from cvelistv5
Published
2025-09-18 09:21
Modified
2025-09-18 14:03
Severity ?
3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE
  • CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Summary
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.
References
security@open-xchange.comhttps://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2025-05.html
Impacted products
Vendor Product Version
PowerDNS DNSdist Version: 1.9.0   ≤
Version: 2.0.0   ≤
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