Firefox ESR: By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect…
CVE-2020-12412 is fixed in 4 products on 2 platforms, first by Mozilla Firefox ESR (en-US) 78.0esr, released June 25, 2020. It is not reported as exploited. Patch Radar priority: Routine.
By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect domain (with the https:// scheme, a blocked port number such as '1', and without a lock icon) while controlling the page contents. This vulnerability affects Firefox < 70.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox ESR (en-US) | 78.0esr | Mozilla Firefox ESR (en-US) 78.0esr | Jun 25, 2020 |
| Linux | |||
| firefox · Ubuntu 18.04.6 LTS (bionic) | 70.0+build2-0ubuntu0.18.04.1 | firefox 70.0+build2-0ubuntu0.18.04.1 | Jul 9, 2020 |
| firefox · Ubuntu 20.04 LTS (focal) | 70.0+build2-0ubuntu1 | firefox 70.0+build2-0ubuntu1 | Jul 9, 2020 |
| firefox-geckodriver · Ubuntu 18.04.6 LTS (bionic) | 70.0+build2-0ubuntu0.18.04.1 | firefox-geckodriver 70.0+build2-0ubuntu0.18.04.1 | Jul 9, 2020 |
| firefox-geckodriver · Ubuntu 20.04 LTS (focal) | 70.0+build2-0ubuntu1 | firefox-geckodriver 70.0+build2-0ubuntu1 | Jul 9, 2020 |
| firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 70.0+build2-0ubuntu0.18.04.1 | firefox-mozsymbols 70.0+build2-0ubuntu0.18.04.1 | Jul 9, 2020 |
| firefox-mozsymbols · Ubuntu 20.04 LTS (focal) | 70.0+build2-0ubuntu1 | firefox-mozsymbols 70.0+build2-0ubuntu1 | Jul 9, 2020 |
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