CVE-2021-38505 — Resource Exposure in Mozilla Firefox
Severity
6.5MEDIUMNVD
EPSS
0.4%
top 42.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 8
Latest updateDec 9
Description
Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied to the clipboard to the cloud, and make it available on other computers in certain scenarios. Applications that wish to prevent copied data from being recorded in Cloud History must use specific clipboard formats; and Firefox before versions 94 and ESR 91.3 did not implement them. This could have caused sensitive data to be recorded to a user's Microsoft account. *This bug only af…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6
Affected Packages6 packages
🔴Vulnerability Details
3GHSA▶
GHSA-fw34-2587-pprf: Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied to the clipboard to the cloud, an↗2021-12-09
CVEList▶
CVE-2021-38505: Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied to the clipboard to the cloud, an↗2021-12-08
OSV▶
CVE-2021-38505: Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied to the clipboard to the cloud, an↗2021-12-08
📋Vendor Advisories
5Debian▶
CVE-2021-38505: firefox - Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which,...↗2021