medium6.5
CVE-2018-18495
WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions.
Impact
WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions. This could allow an extension to interfere with the loading and usage of these pages and use capabilities that were intended to be restricted from extensions. This vulnerability affects Firefox < 64.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 64.0 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 18.04, 18.10 |
Weakness classification
References
- NVD record
- CVE.org record
- http://www.securityfocus.com/bid/106167
- https://bugzilla.mozilla.org/show_bug.cgi?id=1427585
- https://usn.ubuntu.com/3844-1/
- https://www.mozilla.org/security/advisories/mfsa2018-29/
- http://www.securityfocus.com/bid/106167
- https://bugzilla.mozilla.org/show_bug.cgi?id=1427585
- https://usn.ubuntu.com/3844-1/
- https://www.mozilla.org/security/advisories/mfsa2018-29/