By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a cross-origin redirect. This applied only to content that can be parsed as script. This vulnerability affects Firefox < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.
Weakness
The product does not properly verify that the source of data or communication is valid.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | * | 79.0 (excluding) |
| Firefox | Mozilla | 78.0 (including) | 78.1 (excluding) |
| Firefox_esr | Mozilla | * | 68.11 (excluding) |
| Thunderbird | Mozilla | * | 68.11 (excluding) |
| Thunderbird | Mozilla | 78.0 (including) | 78.1 (excluding) |
| Red Hat Enterprise Linux 6 | RedHat | firefox-0:68.11.0-1.el6_10 | * |
| Red Hat Enterprise Linux 6 | RedHat | thunderbird-0:68.11.0-1.el6_10 | * |
| Red Hat Enterprise Linux 7 | RedHat | firefox-0:68.11.0-1.el7_8 | * |
| Red Hat Enterprise Linux 7 | RedHat | thunderbird-0:68.11.0-1.el7_8 | * |
| Red Hat Enterprise Linux 8 | RedHat | firefox-0:68.11.0-1.el8_2 | * |
| Red Hat Enterprise Linux 8 | RedHat | thunderbird-0:68.11.0-1.el8_2 | * |
| Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions | RedHat | firefox-0:68.11.0-1.el8_0 | * |
| Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions | RedHat | thunderbird-0:68.11.0-1.el8_0 | * |
| Red Hat Enterprise Linux 8.1 Extended Update Support | RedHat | firefox-0:68.11.0-1.el8_1 | * |
| Red Hat Enterprise Linux 8.1 Extended Update Support | RedHat | thunderbird-0:68.11.0-1.el8_1 | * |
| Firefox | Ubuntu | bionic | * |
| Firefox | Ubuntu | devel | * |
| Firefox | Ubuntu | focal | * |
| Firefox | Ubuntu | groovy | * |
| Firefox | Ubuntu | hirsute | * |
| Firefox | Ubuntu | impish | * |
| Firefox | Ubuntu | jammy | * |
| Firefox | Ubuntu | kinetic | * |
| Firefox | Ubuntu | lunar | * |
| Firefox | Ubuntu | mantic | * |
| Firefox | Ubuntu | noble | * |
| Firefox | Ubuntu | trusty | * |
| Firefox | Ubuntu | upstream | * |
| Firefox | Ubuntu | xenial | * |
| 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 | groovy | * |
| Mozjs52 | Ubuntu | upstream | * |
| Mozjs60 | Ubuntu | upstream | * |
| Mozjs68 | Ubuntu | esm-infra/focal | * |
| Mozjs68 | Ubuntu | focal | * |
| Mozjs68 | Ubuntu | groovy | * |
| Mozjs68 | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | bionic | * |
| Thunderbird | Ubuntu | focal | * |
| Thunderbird | Ubuntu | trusty | * |
| Thunderbird | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | xenial | * |
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/111.html
- https://cwe.mitre.org/data/definitions/141.html
- https://cwe.mitre.org/data/definitions/142.html
- https://cwe.mitre.org/data/definitions/160.html
- https://cwe.mitre.org/data/definitions/21.html
- https://cwe.mitre.org/data/definitions/384.html
- https://cwe.mitre.org/data/definitions/385.html
- https://cwe.mitre.org/data/definitions/386.html
- https://cwe.mitre.org/data/definitions/387.html
- https://cwe.mitre.org/data/definitions/388.html
- https://cwe.mitre.org/data/definitions/510.html
- https://cwe.mitre.org/data/definitions/59.html
- https://cwe.mitre.org/data/definitions/60.html
- https://cwe.mitre.org/data/definitions/75.html
- https://cwe.mitre.org/data/definitions/76.html
- https://cwe.mitre.org/data/definitions/89.html
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00032.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1634872
- https://usn.ubuntu.com/4443-1/
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-31/
- https://www.mozilla.org/security/advisories/mfsa2020-32/
- https://www.mozilla.org/security/advisories/mfsa2020-33/
- https://www.mozilla.org/security/advisories/mfsa2020-35/
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00032.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1634872
- https://usn.ubuntu.com/4443-1/
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-31/
- https://www.mozilla.org/security/advisories/mfsa2020-32/
- https://www.mozilla.org/security/advisories/mfsa2020-33/
- https://www.mozilla.org/security/advisories/mfsa2020-35/