How severe is CVE-2020-12335?

CVE-2020-12335 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-12335 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12335?

CVE-2020-12335 affects Intel Processor Identification Utility. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-12335?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-12335 published?

CVE-2020-12335 was published on 2020-11-12 and last updated on 2026-06-17.

CVE-2020-12335

CVE-2020-12335 is a high-severity vulnerability in Intel Processor Identification Utility with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-281.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-281
Affected product: Intel Processor Identification Utility
Published: 2020-11-12
Last modified: 2026-06-17

Description

Improper permissions in the installer for the Intel(R) Processor Identification Utility before version 6.4.0603 may allow an authenticated user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2020-12335?: Improper permissions in the installer for the Intel(R) Processor Identification Utility before version 6.4.0603 may allow an authenticated user to potentially enable escalation of privilege via local access.
How severe is CVE-2020-12335?: CVE-2020-12335 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-12335 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12335?: CVE-2020-12335 affects Intel Processor Identification Utility. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-12335?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-12335 published?: CVE-2020-12335 was published on 2020-11-12 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00419

Affected products (1)

cpe:2.3:a:intel:processor_identification_utility:*:*:*:*:*:*:*:*

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