CVE-2020-0591

moderate-risk
Published 2020-11-12

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Do I need to act?

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0.18% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.7/10 Medium
LOCAL / LOW complexity

Affected Products (3)

Simatic Cpu 1518-4 Firmware
Simatic Cpu 1518F-4 Firmware

Affected Vendors

Siemens Intel

References (6)

Third Party Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-501073.pdf
Third Party Advisory https://security.netapp.com/advisory/ntap-20201113-0001/
Vendor Advisory https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00358
Third Party Advisory https://cert-portal.siemens.com/productcert/pdf/ssa-501073.pdf
Third Party Advisory https://security.netapp.com/advisory/ntap-20201113-0001/
Vendor Advisory https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00358
31
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 9/34 · Low