CVE-2018-20745
UnknownEPSS 0.54%
Last modified
CVE-2018-20745 is a vulnerability of currently unknown severity. Yii 2.x through 2.0.15.1 actively converts a wildcard CORS policy into reflecting an arbitrary Origin header value, which is incompatible with the CORS security design, and could lead to CORS misconfiguration security problems.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.
Description
Yii 2.x through 2.0.15.1 actively converts a wildcard CORS policy into reflecting an arbitrary Origin header value, which is incompatible with the CORS security design, and could lead to CORS misconfiguration security problems.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Yiiframework | Yii | >= 2.0, <= 2.0.15.1 |
References
- https://github.com/yiisoft/yii2/issues/16193Issue Tracking, Third Party Advisory
- https://www.usenix.org/system/files/conference/usenixsecurity18/sec18-chen.pdfThird Party Advisory
- https://github.com/yiisoft/yii2/issues/16193Issue Tracking, Third Party Advisory
- https://www.usenix.org/system/files/conference/usenixsecurity18/sec18-chen.pdfThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20745?
Yii 2.x through 2.0.15.1 actively converts a wildcard CORS policy into reflecting an arbitrary Origin header value, which is incompatible with the CORS security design, and could lead to CORS misconfiguration security problems.
How severe is CVE-2018-20745?
Severity scoring for CVE-2018-20745 is pending analysis. The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20745?
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.
Are you affected by CVE-2018-20745?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST