Is CVE-2020-12294 in the CISA KEV catalog?

No. CVE-2020-12294 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-12294?

CVE-2020-12294 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2020-12294?

CVE-2020-12294 has an EPSS score of 0.22% (12th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-12294?

Upgrade jhl6240 thunderbolt 3 firmware to 21 or later. Fixes are available for 9 affected products.

CVE & CISA-KEV Catalog

CVE-2020-12294

MEDIUM

5.5

CVSS v3

NVD

Description

Insufficient control flow management in some Intel(R) Thunderbolt(TM) controllers may allow an authenticated user to potentially enable denial of service via local access.

How to fix

Remediation Available

jhl6240 thunderbolt 3 firmwareNVD

Affected:< 21Fixed in:21CVE-2020-12294derived from NVD

jhl6340 thunderbolt 3 firmwareNVD

Affected:< 46Fixed in:46CVE-2020-12294derived from NVD

jhl6540 thunderbolt 3 firmwareNVD

Affected:< 46Fixed in:46CVE-2020-12294derived from NVD

jhl7040 thunderbolt 3 retimer firmwareNVD

Affected:< 22Fixed in:22CVE-2020-12294derived from NVD

jhl7340 thunderbolt 3 firmwareNVD

Affected:< 60Fixed in:60CVE-2020-12294derived from NVD

jhl7440 thunderbolt 3 firmwareNVD

Affected:< 60Fixed in:60CVE-2020-12294derived from NVD

jhl7540 thunderbolt 3 firmwareNVD

Affected:< 60Fixed in:60CVE-2020-12294derived from NVD

jhl8010r usb retimer firmwareNVD

Affected:< 41Fixed in:41CVE-2020-12294derived from NVD

jhl8040r thunderbolt 4 retimer firmwareNVD

Affected:< 41Fixed in:41CVE-2020-12294derived 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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.22%probability of exploitation in 30 days

12thpercentile

Low risk: more likely to be exploited than 12% of all known CVEs.

References

Vendor Advisory1

intel.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.