How severe is CVE-2021-33147?

CVE-2021-33147 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-33147 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-33147?

CVE-2021-33147 affects Intel Integrated Performance Primitives Cryptography. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-33147?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-33147 published?

CVE-2021-33147 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2021-33147

CVE-2021-33147 is a medium-severity vulnerability in Intel Integrated Performance Primitives Cryptography with a CVSS 3.x base score of 5.5. 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-754.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-754
Affected product: Intel Integrated Performance Primitives Cryptography
Published: 2022-02-09
Last modified: 2026-06-17

Description

Improper conditions check in the Intel(R) IPP Crypto library before version 2021.2 may allow an authenticated user to potentially enable information disclosure via local access.

Frequently asked questions

What is CVE-2021-33147?: Improper conditions check in the Intel(R) IPP Crypto library before version 2021.2 may allow an authenticated user to potentially enable information disclosure via local access.
How severe is CVE-2021-33147?: CVE-2021-33147 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-33147 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33147?: CVE-2021-33147 affects Intel Integrated Performance Primitives Cryptography. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33147?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-33147 published?: CVE-2021-33147 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-00600.html

Affected products (1)

cpe:2.3:a:intel:integrated_performance_primitives_cryptography:*:*:*:*:*:*:*:*

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