SARA / Free Tools / CVE / CVE-2019-3820

CVE-2019-3820 — It was discovered that the gnome-shell lock screen since version 3

It was discovered that the gnome-shell lock screen since version 3.15.91 did not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts, and potentially other actions.

CVSS
4.8 MEDIUM
EPSS
0.04% (top 86.60%)
CWE
CWE-285
Published
2019-02-06T20:00:00.000Z
Last modified
2024-08-04T19:19:18.588Z
CVSS vector
CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

01What is this vulnerability?

It was discovered that the gnome-shell lock screen since version 3.15.91 did not properly restrict all contextual actions. An attacker with physical access to a locked workstation could invoke certain keyboard shortcuts, and potentially other actions.

02Affected products

VendorProductVersions
The Gnome Projectgnomeshell — since 3.15.91

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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