When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-firefoxalpine-linux-upgrade-librewolf | Aug 22, 2024 | Jul 9, 2020 | |
| Gentoo Linux | gentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin | Jul 28, 2020 | Jul 9, 2020 | |
| Mfsa2020 24 | mozilla-firefox-upgrade-78_0 | Jul 2, 2020 | Jun 30, 2020 | |
| Mozilla Thunderbird | mozilla-thunderbird-upgrade-78_0 | Jul 20, 2020 | Jul 9, 2020 | |
| Oracle Solaris | oracle-solaris-11-4-upgrade-mail-thunderbird-78-3-0-11-4-27-0-1-82-0oracle-solaris-11-4-upgrade-mail-thunderbird-plugin-thunderbird-lightning-68-12-0-11-4-27-0-1-82-0oracle-solaris-11-4-upgrade-web-browser-firefox-78-3-0-11-4-27-0-1-82-0oracle-solaris-11-4-upgrade-web-data-firefox-bookmarks-78-3-0-11-4-27-0-1-82-0 | Jan 19, 2021 | Jul 9, 2020 | |
| Suse | — | suse-upgrade-mozillafirefoxsuse-upgrade-mozillafirefox-branding-slesuse-upgrade-mozillafirefox-branding-sledsuse-upgrade-mozillafirefox-branding-upstreamsuse-upgrade-mozillafirefox-buildsymbolssuse-upgrade-mozillafirefox-develsuse-upgrade-mozillafirefox-translations-commonsuse-upgrade-mozillafirefox-translations-other | Jul 9, 2020 | Jul 8, 2020 |
| Ubuntu | ubuntu-upgrade-firefox | Aug 5, 2020 | Jul 2, 2020 |
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