by Kastro
Paper/Archive/CVE-2020-6823

CVE-2020-6823

Mozilla Firefox — A malicious extension could have called <code>browser.identity.launchWebAuthFlow</code>, controlling the redirect_uri, and through the Pr…

EPSS 2%CVSS 9.8
critical.is priorityof 100
45
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 75.9.759 × 2015.2No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

A malicious extension could have called <code>browser.identity.launchWebAuthFlow</code>, controlling the redirect_uri, and through the Promise returned, obtain the Auth code and gain access to the user's account at the service provider. This vulnerability affects Firefox < 75.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 7575CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refmozilla.org/security/advisories/mfsa2020-12refbugzilla.mozilla.org/show_bug.cgi?id=1614919