Is CVE-2020-0549 in the CISA KEV catalog?

No. CVE-2020-0549 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-0549?

CVE-2020-0549 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-0549?

CVE-2020-0549 has an EPSS score of 0.59% (44th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-0549?

Upgrade intel-microcode on debian 11 to 3.20200609.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2020-0549

MEDIUM

5.5

CVSS v3

NVD

Description

Cleanup errors in some data cache evictions for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CWE-404

How to fix

Remediation Available

intel-microcodeDebian

Fixed in:3.20200609.1CVE-2020-0549

intel-microcodeUbuntu

Fixed in:3.20200609.0ubuntu0.14.04.0USN-4385-1

Fixed in:3.20200609.0ubuntu0.16.04.0USN-4385-1

Fixed in:3.20200609.0ubuntu0.18.04.0USN-4385-1

Fixed in:3.20200609.0ubuntu0.20.04.0USN-4385-1

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

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.59%probability of exploitation in 30 days

44thpercentile

Moderate risk: more likely to be exploited than 44% of all known CVEs.

References

Vendor Advisory1

intel.com

Third-Party Advisory5

Other references3

Related Vulnerabilities

Other CWE-404 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-44267	Medium	6.5	77%	-	Fix
CVE-2018-8120	High	7.0	74%	KEV + Ransom	-
CVE-2018-8210	High	7.8	25%	-	-
CVE-2018-8639	High	7.8	22%	KEV + Ransom	-
CVE-2023-3206	Medium	5.3	19%	-	-
CVE-2018-8450	High	8.8	16%	-	-

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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.