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CVE-2022-34478

The ms-msdt, search, and search-ms protocols deliver content to Microsoft applications, bypassing the browser, when a user accepts a prompt. These...

Basic Information

CVE State
PUBLISHED
Reserved Date
June 24, 2022
Published Date
December 22, 2022
Last Updated
April 15, 2025
Vendor
Mozilla
Product
Firefox, Firefox ESR, Thunderbird
Description
The ms-msdt, search, and search-ms protocols deliver content to Microsoft applications, bypassing the browser, when a user accepts a prompt. These applications have had known vulnerabilities, exploited in the wild (although we know of none exploited through Thunderbird), so in this release Thunderbird has blocked these protocols from prompting the user to open them.*This bug only affects Thunderbird on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
Tags
windows

CVSS Scores

CVSS v3.1

6.5 - MEDIUM

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

SSVC Information

Exploitation
none
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (2022-12-22 00:00:00 UTC) Source

References

https://www.mozilla.org/security/advisories/mfsa2022-24/ https://www.mozilla.org/security/advisories/mfsa2022-26/ https://www.mozilla.org/security/advisories/mfsa2022-25/ https://bugzilla.mozilla.org/show_bug.cgi?id=1773717

Known Exploited Vulnerability Information

Source Added Date
CVE 2022-12-22 00:00:00 UTC

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Added to KEVIntel