Is CVE-2020-12912 in the CISA KEV catalog?

No. CVE-2020-12912 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-12912?

CVE-2020-12912 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-12912?

CVE-2020-12912 has an EPSS score of 0.46% (37th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-12912?

Upgrade linux on debian 11 to 5.9.9-1 or later. Fixes are available for 9 affected products.

CVE & CISA-KEV Catalog

CVE-2020-12912

MEDIUM

5.5

CVSS v3

NVD

Description

A potential vulnerability in the AMD extension to Linux "hwmon" service may allow an attacker to use the Linux-based Running Average Power Limit (RAPL) interface to show various side channel attacks. In line with industry partners, AMD has updated the RAPL interface to require privileged access.

CWE-749 CWE-203

How to fix

Remediation Available

linuxDebian

Fixed in:5.9.9-1CVE-2020-12912

linux-hwe-5.8Ubuntu

Fixed in:5.8.0-34.37~20.04.2USN-4678-1

linux-image-5.8.0-34-genericUbuntu

Fixed in:5.8.0-34.37~20.04.2USN-4678-1

linux-image-5.8.0-34-generic-lpaeUbuntu

Fixed in:5.8.0-34.37~20.04.2USN-4678-1

linux-image-5.8.0-34-lowlatencyUbuntu

Fixed in:5.8.0-34.37~20.04.2USN-4678-1

linux-image-generic-hwe-20.04Ubuntu

Fixed in:5.8.0.34.37~20.04.20USN-4678-1

linux-image-generic-lpae-hwe-20.04Ubuntu

Fixed in:5.8.0.34.37~20.04.20USN-4678-1

linux-image-lowlatency-hwe-20.04Ubuntu

Fixed in:5.8.0.34.37~20.04.20USN-4678-1

linux-image-virtual-hwe-20.04Ubuntu

Fixed in:5.8.0.34.37~20.04.20USN-4678-1

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

0.46%probability of exploitation in 30 days

37thpercentile

Low risk: more likely to be exploited than 37% of all known CVEs.

References

Vendor Advisory1

amd.com

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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.