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.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-19490 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T16:03:23.079Z

Reserved: 2020-10-12T00:00:00.000Z

Link: CVE-2020-26966

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-12-09T01:15:13.580

Modified: 2024-11-21T05:20:35.680

Link: CVE-2020-26966

cve-icon Redhat

Severity : Low

Publid Date: 2020-11-17T00:00:00Z

Links: CVE-2020-26966 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses