vulnerability
MFSA2020-20 Firefox: Security Vulnerabilities fixed in Firefox 77 (CVE-2020-12399)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 1 | (AV:L/AC:H/Au:N/C:P/I:N/A:N) | Jun 2, 2020 | Jun 3, 2020 | Mar 27, 2026 |
Severity
1
CVSS
(AV:L/AC:H/Au:N/C:P/I:N/A:N)
Published
Jun 2, 2020
Added
Jun 3, 2020
Modified
Mar 27, 2026
Description
NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
Solution
mozilla-firefox-upgrade-77_0
Rapid7 Labs
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