PT-2020-19237 · Mozilla+2 · Firefox+2

Jan Biniok · Published 2020-03-10 · Updated 2024-12-12 · CVE-2020-6809

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 74

Description A issue exists where a Web Extension with the all-urls permission can read local files when making a fetch request with a mode set to 'same-origin'.

Recommendations For versions prior to 74, update to version 74 or later to resolve the issue.

Exploit

Fix

Related Identifiers

ALT-PU-2020-1486

ALT-PU-2020-2408

ALT-PU-2020-2933

ALT-PU-2020-3442

ALT-PU-2021-1368

ALT-PU-2021-3368

CVE-2020-6809

OPENSUSE-SU-2024:10600-1

OPENSUSE-SU-2024:14572-1

USN-4299-1

Affected Products

Alt Linux

Firefox

Ubuntu

References · 1895

• 🔥 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/marcinguy/CVE-2020-15999 · Exploit, Deleted
• https://mozilla.org/security/advisories/mfsa2020-08 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-6806 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-6808 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-6809 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-6807 · Vendor Advisory
• https://bugzilla.mozilla.org/show_bug.cgi?id=1420296 · Vendor Advisory