CVE-2017-9217
HIGHCVSS 7.5/10EPSS 15.42%
Last modified
CVE-2017-9217 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.. EPSS estimates a 15.42% chance of exploitation in the next 30 days.
Description
systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Systemd Project | Systemd | <= 233 |
References
- http://www.securityfocus.com/bid/98677Third Party Advisory, VDB Entry
- https://github.com/systemd/systemd/commit/a924f43f30f9c4acaf70618dd2a055f8b0f166beIssue Tracking, Patch, Third Party Advisory
- https://github.com/systemd/systemd/pull/5998Issue Tracking, Patch, Third Party Advisory
- https://launchpad.net/bugs/1621396Issue Tracking, Third Party Advisory
- http://www.securityfocus.com/bid/98677Third Party Advisory, VDB Entry
- https://github.com/systemd/systemd/commit/a924f43f30f9c4acaf70618dd2a055f8b0f166beIssue Tracking, Patch, Third Party Advisory
- https://github.com/systemd/systemd/pull/5998Issue Tracking, Patch, Third Party Advisory
- https://launchpad.net/bugs/1621396Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-9217?
systemd-resolved through 233 allows remote attackers to cause a denial of service (daemon crash) via a crafted DNS response with an empty question section.
How severe is CVE-2017-9217?
CVE-2017-9217 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 15.42% probability of exploitation in the next 30 days.
How do I fix CVE-2017-9217?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2017-9217?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST