CVE-2018-5166 — Vulnetix

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CVE-2018-5166 PUBLISHED

WebExtensions can use request redirection and a "filterReponseData" filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox < 60.

EPSS 0.75% · 73.1th percentile

Risk Scores

EPSS Score

0.75%

73.1th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:18.04:LTS	firefox	59.0.2+build1-0ubuntu1, 59.0.1+build1-0ubuntu1, 57.0.1+build2-0ubuntu1
Ubuntu:14.04:LTS	firefox	28.0+build2-0ubuntu1, 28.0+build2-0ubuntu2, 29.0+build1-0ubuntu0.14.04.2
Ubuntu:16.04:LTS	firefox	44.0.2+build1-0ubuntu1, 45.0+build2-0ubuntu1, 45.0.1+build1-0ubuntu1

Timeline

May 11, 2018 CVE Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Aug 23, 2021 EPSS Score
Oct 24, 2021 EPSS Score
Feb 25, 2022 EPSS Score
Apr 28, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Aug 31, 2022 EPSS Score
Nov 1, 2022 EPSS Score
Jan 2, 2023 EPSS Score
Mar 5, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2018-5166 third-party-advisory
https://www.mozilla.org/en-US/security/advisories/mfsa2018-11/#CVE-2018-5166 third-party-advisory
https://ubuntu.com/security/notices/USN-3645-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2018-5166 third-party-advisory

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