CVE-2017-6920
UnknownEPSS 20.48%
Last modified
CVE-2017-6920 is a vulnerability of currently unknown severity. Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.. EPSS estimates a 20.48% chance of exploitation in the next 30 days.
Description
Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Drupal | Drupal | >= 8.0.0, < 8.3.4 |
References
- http://www.securityfocus.com/bid/99211Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038781Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/99211Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038781Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-6920?
Drupal core 8 before versions 8.3.4 allows remote attackers to execute arbitrary code due to the PECL YAML parser not handling PHP objects safely during certain operations.
How severe is CVE-2017-6920?
Severity scoring for CVE-2017-6920 is pending analysis. The EPSS model estimates a 20.48% probability of exploitation in the next 30 days.
How do I fix CVE-2017-6920?
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-2017-6920?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST