CVE-2020-6809

Description

When a Web Extension had the all-urls permission and made a fetch request with a mode set to same-origin, it was possible for the Web Extension to read local files. This vulnerability affects Firefox < 74.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.458

Associated Vulnerability

VulnerabilityOS Platform
Multiple vulnerabilities fixed in Mozilla Firefox (74.0)Windows
Multiple vulnerabilities fixed in Mozilla Firefox (x64) (74.0)Windows
Multiple vulnerabilities are fixed in Mozilla Firefox For Mac (74.0)Mac
Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 73.0.1Mac
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.16.04.1_i386.debLinux
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.16.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.18.04.1_i386.debLinux
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.18.04.1_amd64.debLinux
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.19.10.1_i386.debLinux
Mozilla Open Source web browser (USN-4299-1) firefox_74.0+build3-0ubuntu0.19.10.1_amd64.debLinux

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-313279Mozilla Firefox (74.0)
PATCH-313280Mozilla Firefox (x64) (74.0)
PATCH-607000Mozilla Firefox For Mac (124.0)
PATCH-611870Mozilla Firefox For Mac (142.0.1)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234