Vulnerability Description
An issue where WebExtensions can use the mozAddonManager API to elevate privilege due to privileged pages being allowed in the permissions list. This allows a malicious extension to then install additional extensions without explicit user permission. This vulnerability affects Firefox < 50.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 50.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/94337Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037298Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1295324Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-89/Vendor Advisory
- http://www.securityfocus.com/bid/94337Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037298Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1295324Issue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2016-89/Vendor Advisory
FAQ
What is CVE-2016-9075?
CVE-2016-9075 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue where WebExtensions can use the mozAddonManager API to elevate privilege due to privileged pages being allowed in the permissions list. This allows a malicious extension to then install addit...
How severe is CVE-2016-9075?
CVE-2016-9075 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-9075?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.