Vulnerability Description
A spoofing vulnerability can occur when a page switches to fullscreen mode without user notification, allowing a fake address bar to be displayed. This allows an attacker to spoof which page is actually loaded and in use. Note: This attack only affects Firefox for Android. Other operating systems are not affected. This vulnerability affects Firefox < 56.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | <= 55.0.3 |
| Android | All versions |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/101057Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039465Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1356596ExploitIssue Tracking
- https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory
- http://www.securityfocus.com/bid/101057Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039465Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1356596ExploitIssue Tracking
- https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory
FAQ
What is CVE-2017-7817?
CVE-2017-7817 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A spoofing vulnerability can occur when a page switches to fullscreen mode without user notification, allowing a fake address bar to be displayed. This allows an attacker to spoof which page is actual...
How severe is CVE-2017-7817?
CVE-2017-7817 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7817?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Google Android.