CVE-2020-26966 — Vulnetix

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CVE-2020-26966 PUBLISHED

Searching for a single word from the address bar caused an mDNS request to be sent on the local network searching for a hostname consisting of that string; resulting in an information leak. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.

EPSS 0.44% · 63.2th percentile

Risk Scores

EPSS Score

0.44%

63.2th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:20.04:LTS	mozjs52	0, 52.9.1-1ubuntu3, 52.9.1-1build1
Ubuntu:18.04:LTS	mozjs38	0, 38.8.0~repack1-0ubuntu1, 38.8.0~repack1-0ubuntu3
Ubuntu:18.04:LTS	mozjs52	52.3.1-7fakesync1, 0, 52.8.1-0ubuntu0.18.04.1
Ubuntu:20.04:LTS	mozjs68	68.6.0-1ubuntu1, 0, 68.5.0-1~fakesync

Timeline

Nov 17, 2020 CVE Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Aug 23, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Jan 6, 2022 EPSS Score
Feb 4, 2022 EPSS Score
Feb 25, 2022 EPSS Score
Apr 1, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Aug 31, 2022 EPSS Score
Nov 1, 2022 EPSS Score

References

https://ubuntu.com/security/CVE-2020-26966 third-party-advisory
https://www.mozilla.org/en-US/security/advisories/mfsa2020-50/#CVE-2020-26966 third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2020-26966 third-party-advisory

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