PT-2020-19242

CVE-2020-6814

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Published

2020-03-10

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Updated

2026-10-31

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 74 Firefox ESR versions prior to 68.6 Thunderbird versions prior to 68.6
Description Memory safety bugs have been reported in Firefox and Thunderbird, with evidence of memory corruption. It is presumed that these bugs could be exploited to run arbitrary code with sufficient effort.
Recommendations For Firefox versions prior to 74, update to version 74 or later. For Firefox ESR versions prior to 68.6, update to version 68.6 or later. For Thunderbird versions prior to 68.6, update to version 68.6 or later.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-787: Out-of-bounds Write
Related identifiers
CVE-2020-6814
ALT-PU-2020-1461
ALT-PU-2020-1485
ALT-PU-2020-1486
ALT-PU-2020-1493
ALT-PU-2020-1515
ALT-PU-2020-2408
ALT-PU-2020-2933
ALT-PU-2020-3442
ALT-PU-2021-1368
ALT-PU-2021-3368
CESA-2020_0815
CESA-2020_0816
CESA-2020_0820
CESA-2020_0905
CESA-2020_0914
CESA-2020_0919
CLEANSTART-2024-ET80855
CLEANSTART-2024-GX15560
DLA-2140-1
DLA-2150-1
DSA-4639-1
DSA-4642-1
MGASA-2020-0141
MGASA-2020-0142
OPENSUSE-SU-2020:0340-1
OPENSUSE-SU-2020_0340-1
OPENSUSE-SU-2020:0366-1
OPENSUSE-SU-2020_0366-1
OPENSUSE-SU-2024:10600-1
OPENSUSE-SU-2024:10601-1
OPENSUSE-SU-2024:14572-1
RHSA-2020:0815
RHSA-2020_0815
RHSA-2020:0816
RHSA-2020_0816
RHSA-2020:0819
RHSA-2020:0820
RHSA-2020_0820
RHSA-2020:0905
RHSA-2020_0905
RHSA-2020:0914
RHSA-2020_0914
RHSA-2020:0918
RHSA-2020:0919
RHSA-2020_0919
SUSE-SU-2020:0686-1
SUSE-SU-2020:0717-1
SUSE-SU-2020:0721-1
SUSE-SU-2020:14312-1
USN-4299-1
USN-4328-1
USN-4335-1
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