CVE-2020-12413

Firefox ESR: Observable Discrepancy

CVE-2020-12413 is fixed in 2 products on 2 platforms, first by Mozilla Firefox ESR (en-US) 78.0esr, released June 25, 2020. It is not reported as exploited. Patch Radar priority: Routine.

RoutineFixed on 2 platforms
CVSS
5.9
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0059
48th percentile

The Raccoon attack is a timing attack on DHE ciphersuites inherit in the TLS specification. To mitigate this vulnerability, Firefox disabled support for DHE ciphersuites.

Where it's fixed

ProductFixed inFixReleased
Windows apps
Mozilla Firefox ESR (en-US) 78.0esr Mozilla Firefox ESR (en-US) 78.0esr Jun 25, 2020
Linux
nss · Debian 12.15 (bookworm) 2:3.17-1 DEBIAN-CVE-2020-12413 Feb 16, 2023
nss · Debian 13.5 (trixie) 2:3.17-1 DEBIAN-CVE-2020-12413 Feb 16, 2023
nss · Debian 14 2:3.17-1 DEBIAN-CVE-2020-12413 Feb 16, 2023

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