firefox: When a new protocol handler is registered, the API accepts a title argument which can be used to mislead users about...
CVE-2018-12399 is fixed in 4 products on 1 platform, first by firefox 63.0+build2-0ubuntu0.18.04.2, released October 23, 2018. It is not reported as exploited. Patch Radar priority: Routine.
When a new protocol handler is registered, the API accepts a title argument which can be used to mislead users about which domain is registering the new protocol. This may result in the user approving a protocol handler that they otherwise would not have. This vulnerability affects Firefox < 63.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| firefox · Ubuntu 18.04.6 LTS (bionic) | 63.0+build2-0ubuntu0.18.04.2 | firefox 63.0+build2-0ubuntu0.18.04.2 | Oct 23, 2018 |
| firefox-globalmenu · Ubuntu 18.04.6 LTS (bionic) | 63.0+build2-0ubuntu0.18.04.2 | firefox-globalmenu 63.0+build2-0ubuntu0.18.04.2 | Oct 23, 2018 |
| firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 63.0+build2-0ubuntu0.18.04.2 | firefox-mozsymbols 63.0+build2-0ubuntu0.18.04.2 | Oct 23, 2018 |
| firefox-testsuite · Ubuntu 18.04.6 LTS (bionic) | 63.0+build2-0ubuntu0.18.04.2 | firefox-testsuite 63.0+build2-0ubuntu0.18.04.2 | Oct 23, 2018 |
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