When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
Weakness
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | * | 101 (excluding) |
| Firefox_esr | Mozilla | * | 91.10 (excluding) |
| Thunderbird | Mozilla | * | 91.10 (excluding) |
| Red Hat Enterprise Linux 7 | RedHat | firefox-0:91.10.0-1.el7_9 | * |
| Red Hat Enterprise Linux 7 | RedHat | thunderbird-0:91.10.0-1.el7_9 | * |
| Red Hat Enterprise Linux 8 | RedHat | firefox-0:91.10.0-1.el8_6 | * |
| Red Hat Enterprise Linux 8 | RedHat | thunderbird-0:91.10.0-1.el8_6 | * |
| Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions | RedHat | firefox-0:91.10.0-1.el8_1 | * |
| Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions | RedHat | thunderbird-0:91.10.0-1.el8_1 | * |
| Red Hat Enterprise Linux 8.2 Extended Update Support | RedHat | firefox-0:91.10.0-1.el8_2 | * |
| Red Hat Enterprise Linux 8.2 Extended Update Support | RedHat | thunderbird-0:91.10.0-1.el8_2 | * |
| Red Hat Enterprise Linux 8.4 Extended Update Support | RedHat | firefox-0:91.10.0-1.el8_4 | * |
| Red Hat Enterprise Linux 8.4 Extended Update Support | RedHat | thunderbird-0:91.10.0-1.el8_4 | * |
| Red Hat Enterprise Linux 9 | RedHat | firefox-0:91.10.0-1.el9_0 | * |
| Red Hat Enterprise Linux 9 | RedHat | thunderbird-0:91.10.0-1.el9_0 | * |
| Firefox | Ubuntu | bionic | * |
| Firefox | Ubuntu | focal | * |
| Firefox | Ubuntu | impish | * |
| Firefox | Ubuntu | trusty | * |
| Firefox | Ubuntu | upstream | * |
| Firefox | Ubuntu | xenial | * |
| Firefox-esr | Ubuntu | upstream | * |
| Mozjs38 | Ubuntu | bionic | * |
| Mozjs38 | Ubuntu | esm-apps/bionic | * |
| Mozjs38 | Ubuntu | upstream | * |
| Mozjs52 | Ubuntu | bionic | * |
| Mozjs52 | Ubuntu | esm-apps/focal | * |
| Mozjs52 | Ubuntu | esm-infra/bionic | * |
| Mozjs52 | Ubuntu | focal | * |
| Mozjs52 | Ubuntu | upstream | * |
| Mozjs68 | Ubuntu | esm-infra/focal | * |
| Mozjs68 | Ubuntu | focal | * |
| Mozjs68 | Ubuntu | upstream | * |
| Mozjs78 | Ubuntu | esm-apps/jammy | * |
| Mozjs78 | Ubuntu | impish | * |
| Mozjs78 | Ubuntu | jammy | * |
| Mozjs78 | Ubuntu | kinetic | * |
| Mozjs78 | Ubuntu | lunar | * |
| Mozjs78 | Ubuntu | upstream | * |
| Mozjs91 | Ubuntu | jammy | * |
| Mozjs91 | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | bionic | * |
| Thunderbird | Ubuntu | devel | * |
| Thunderbird | Ubuntu | focal | * |
| Thunderbird | Ubuntu | impish | * |
| Thunderbird | Ubuntu | jammy | * |
| Thunderbird | Ubuntu | kinetic | * |
| Thunderbird | Ubuntu | lunar | * |
| Thunderbird | Ubuntu | mantic | * |
| Thunderbird | Ubuntu | noble | * |
| Thunderbird | Ubuntu | trusty | * |
| Thunderbird | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | xenial | * |
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/21.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/459.html
- https://cwe.mitre.org/data/definitions/461.html
- https://cwe.mitre.org/data/definitions/473.html
- https://cwe.mitre.org/data/definitions/476.html
- https://cwe.mitre.org/data/definitions/59.html
- https://cwe.mitre.org/data/definitions/60.html
- https://cwe.mitre.org/data/definitions/667.html
- https://cwe.mitre.org/data/definitions/94.html
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1756388
- https://www.mozilla.org/security/advisories/mfsa2022-20/
- https://www.mozilla.org/security/advisories/mfsa2022-21/
- https://www.mozilla.org/security/advisories/mfsa2022-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1756388
- https://www.mozilla.org/security/advisories/mfsa2022-20/
- https://www.mozilla.org/security/advisories/mfsa2022-21/
- https://www.mozilla.org/security/advisories/mfsa2022-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1756388