Vulnerability · NVD

CVE-2020-12399

CVE-2020-12399, medium severity (CVSS 4.4): 2 tracked apps concerned, all fixed or indeterminable on their current version.

Severity (CVSS): 4.4
Exploitation: 0.7 %
Tracked apps: 2
Still exposed: 0

Published on 2020-07-09

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.

Attack vector : Local

Show raw CVSS vector

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

EPSS 0.65% exploit very unlikely percentile 49.3%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Mozilla Firefox Windows winget:Mozilla.Firefox

Affected <77.0 Fixed in 77.0 Latest tracked 157.0 patched
Mozilla Thunderbird Windows winget:Mozilla.Thunderbird

Affected <68.9.0 Fixed in 68.9.0 Latest tracked 157.0 patched

Observed affected builds (1)

68.8.0

Vulnerable CPE configurations (2)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox All platforms (wildcard)	All platforms (wildcard)	<77.0	cpe:2.3:a:mozilla:firefox::::::::
mozilla	thunderbird All platforms (wildcard)	All platforms (wildcard)	<68.9.0	cpe:2.3:a:mozilla:thunderbird::::::::

View on NVD ↗ Advisory · bugzilla.mozilla.org Advisory · www.mozilla.org

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