CVE-2026-33608
Last modified
CVE-2026-33608 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the next restart, requiring manual operation to fix it.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the next restart, requiring manual operation to fix it.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Authoritative | >= 4.9.0, < 4.9.14 |
| Powerdns | Authoritative | >= 5.0.0, < 5.0.4 |
References
- https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-powerdns-2026-05.htmlBroken Link, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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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.
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Scan your code nowSource: NVD / NIST