CVE-2025-30187
Last modified
CVE-2025-30187 is a low-severity vulnerability rated 3.7/10 on the CVSS scale. 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.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2025-30187?
How severe is CVE-2025-30187?
How do I fix CVE-2025-30187?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-3018A vulnerability, which was classified as critical, was found…7.5
- CVE-2025-30182Uncontrolled search path for some Intel(R) Distribution for …6.7
- CVE-2025-30183CyberData 011209 Intercom does not properly store or protec…8.7
- CVE-2025-30184CyberData 011209 Intercom could allow an unauthenticated use…9.8
- CVE-2025-30185Active debug code for some Intel UEFI reference platforms wi…8.3
- CVE-2025-30186Malicious content uploaded as file can be used to execute sc…5.4
- CVE-2025-30188Malicious or unintentional API requests can be used to add s…7.5
- CVE-2025-30189When cache is enabled, some passdb/userdb drivers incorrectl…7.4
- CVE-2025-3019KNIME Business Hub is affected by several cross-site scripti…7.2
- CVE-2025-30190Malicious content at office documents can be used to inject …5.4
- CVE-2025-30191Malicious content from E-Mail can be used to perform a redre…5.4
- CVE-2025-30192An attacker spoofing answers to ECS enabled requests sent ou…7.5
Are you affected by CVE-2025-30187?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST