PT-2020-19242 · Mozilla+5 · Firefox+7

Byron Campen + 2 · Published 2020-03-10 · Updated 2024-12-12 · CVE-2020-6814

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV: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.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

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

CVE-2020-6814

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-2020:0366-1

OPENSUSE-SU-2020_0340-1

OPENSUSE-SU-2020_0366-1

OPENSUSE-SU-2024:10600-1

OPENSUSE-SU-2024:10601-1

OPENSUSE-SU-2024:14572-1

RHSA-2020:0815

RHSA-2020:0816

RHSA-2020:0819

RHSA-2020:0820

RHSA-2020:0905

RHSA-2020:0914

RHSA-2020:0918

RHSA-2020:0919

RHSA-2020_0815

RHSA-2020_0816

RHSA-2020_0820

RHSA-2020_0905

RHSA-2020_0914

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

Affected Products

Alt Linux

Centos

Firefox

Firefox Esr

Red Hat

Suse

Thunderbird

Ubuntu

References · 2063

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/browser/firefox_jit_use_after_free.rb · Exploit
• 🔥 https://github.com/maxpl0it/CVE-2019-17026-Exploit · Exploit
• 🔥 https://github.com/aleksejspopovs/cve-2020-16012 · Exploit
• 🔥 https://github.com/lsw29475/CVE-2019-17026 · Exploit
• 🔥 https://github.com/R0jhack/CVE-2020-6514 · Exploit
• 🔥 https://github.com/hasan-khalil/CVE-2020-6514 · Exploit
• 🔥 https://github.com/HassanAzze/CVE-2020-6514 · Exploit
• 🔥 https://github.com/rojhack/CVE-2020-6514 · Exploit
• 🔥❌ https://github.com/alidnf/CVE-2019-11730 · Exploit, Deleted
• 🔥❌ https://github.com/marcinguy/CVE-2020-15999 · Exploit, Deleted
• https://ubuntu.com/security/CVE-2020-6795 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-6794 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-11758 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10601-1 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2020-09 · Vendor Advisory