Vulnerability Description
A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed addressbar, showing the location of an arbitrary website instead of the one loaded. Note: this issue only affects Firefox for Android. Desktop Firefox is unaffected. This vulnerability affects Firefox < 54.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 54.0 |
| Android | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/99049Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038689Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1317242Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
- http://www.securityfocus.com/bid/99049Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038689Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1317242Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
FAQ
What is CVE-2017-7770?
CVE-2017-7770 is a vulnerability with a CVSS score of 5.9 (MEDIUM). A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed ...
How severe is CVE-2017-7770?
CVE-2017-7770 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7770?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Google Android.