CVE-2025-30187

Name
CVE-2025-30187
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 I/O read loop, causing an unexpected consumption of CPU resources.
NVD Severity
low
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
security@open-xchange.com https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2025-05.html
af854a3a-2127-422b-91ae-364da2661108 http://www.openwall.com/lists/oss-security/2025/09/18/1

Match rules

CPE URI Source package Min version Max version
dnsdist >= 1.9.0 < 1.9.11
dnsdist >= 2.0.0 < 2.0.1

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
dnsdist edge-community 2.0.1-r0 Peter van Dijk <peter.van.dijk@powerdns.com> fixed
dnsdist edge-community 2.0.0-r1 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist edge-community 2.0.0-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist edge-community 1.9.9-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist edge-community 1.9.8-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist edge-community 1.9.7-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist edge-community 1.9.10-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable
dnsdist 3.22-community 1.9.10-r0 Peter van Dijk <peter.van.dijk@powerdns.com> possibly vulnerable