Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox
unspecified to < 79affected
Mozilla Firefox ESR
unspecified to < 68.11affectedunspecified to < 78.1affected
Mozilla Thunderbird
unspecified to < 68.11affectedunspecified to < 78.1affected
References
- https://www.mozilla.org/security/advisories/mfsa2020-30/ ↗
- https://www.mozilla.org/security/advisories/mfsa2020-35/ ↗
- https://www.mozilla.org/security/advisories/mfsa2020-32/ ↗
- https://www.mozilla.org/security/advisories/mfsa2020-33/ ↗
- https://www.mozilla.org/security/advisories/mfsa2020-31/ ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1634872 ↗
- 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://usn.ubuntu.com/4443-1/ ↗