CVE-2020-5955
Critical
Published: 03 November 2021
Published
03 November 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0073
73.0th percentile
Risk Priority
20
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2020-5955 is a critical-severity an unspecified weakness vulnerability in Insyde Insydeh2O Uefi Bios. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 27.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2020-27109
Vulnerability details
An issue was discovered in Int15MicrocodeSmm in Insyde InsydeH2O before 2021-10-14 on Intel client chipsets. A caller may be able to escalate privileges.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
insyde
insydeh2o uefi bios
≤ 05.32.30.0001 · ≤ 05.41.35.0001 · ≤ 05.42.11.0026
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.