Rapid7 Vulnerability & Exploit Database

MFSA2020-20 Firefox: Security Vulnerabilities fixed in Firefox 77 (CVE-2020-12399)

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MFSA2020-20 Firefox: Security Vulnerabilities fixed in Firefox 77 (CVE-2020-12399)

Severity
1
CVSS
(AV:L/AC:H/Au:N/C:P/I:N/A:N)
Published
06/02/2020
Created
06/04/2020
Added
06/03/2020
Modified
08/07/2020

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(s)

  • mozilla-firefox-upgrade-77_0

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