Is CVE-2020-0590 in the CISA KEV catalog?

No. CVE-2020-0590 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-0590?

CVE-2020-0590 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2020-0590?

CVE-2020-0590 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-0590?

Upgrade simatic ipc527g firmware to 1.4.0 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2020-0590

HIGH

7.8

CVSS v3

NVD

Description

Improper input validation in BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

CWE-20Improper Input Validation

How to fix

Remediation Available

simatic ipc527g firmwareNVD

Affected:< 1.4.0Fixed in:1.4.0CVE-2020-0590derived from NVD

simatic ipc547g firmwareNVD

Affected:< r1.30.0Fixed in:r1.30.0CVE-2020-0590derived from NVD

simatic ipc627e firmwareNVD

Affected:< 25.02.08Fixed in:25.02.08CVE-2020-0590derived from NVD

simatic ipc647e firmwareNVD

Affected:< 25.02.08Fixed in:25.02.08CVE-2020-0590derived from NVD

simatic ipc677e firmwareNVD

Affected:< 25.02.08Fixed in:25.02.08CVE-2020-0590derived from NVD

simatic ipc847e firmwareNVD

Affected:< 25.02.08Fixed in:25.02.08CVE-2020-0590derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

References

Patch1

cert-portal.siemens.com

Vendor Advisory1

intel.com

Third-Party Advisory1

security.netapp.com

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.