How severe is CVE-2021-33129?

CVE-2021-33129 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-2021-33129 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-33129?

CVE-2021-33129 affects Intel Advisor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-33129?

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-2021-33129 published?

CVE-2021-33129 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2021-33129

CVE-2021-33129 is a high-severity vulnerability in Intel Advisor 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Intel Advisor
Published: 2022-02-09
Last modified: 2026-06-17

Description

Incorrect default permissions in the software installer for the Intel(R) Advisor before version 2021.4.0 may allow an authenticated user to potentially enable escalation of privilege via local access.

Frequently asked questions

What is CVE-2021-33129?: Incorrect default permissions in the software installer for the Intel(R) Advisor before version 2021.4.0 may allow an authenticated user to potentially enable escalation of privilege via local access.
How severe is CVE-2021-33129?: CVE-2021-33129 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-2021-33129 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33129?: CVE-2021-33129 affects Intel Advisor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33129?: 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-2021-33129 published?: CVE-2021-33129 was published on 2022-02-09 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00594.html

Affected products (1)

cpe:2.3:a:intel:advisor:*:*:*:*:*:*:*:*

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CVE-2020-29491 — Critical (CVSS 10.0): Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability. A remote…
CVE-2025-40585 — Critical (CVSS 9.9): A vulnerability has been identified in Energy Services (All versions with G5DFR). Affected solutions using G5DFR…
CVE-2019-19896 — Critical (CVSS 9.9): In IXP EasyInstall 6.2.13723, there is Remote Code Execution via weak permissions on the Engine Service share. The…
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