How severe is CVE-2020-24452?

CVE-2020-24452 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 none, integrity none, and availability high.

Is CVE-2020-24452 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24452?

CVE-2020-24452 affects Intel Sgx Platform. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24452?

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

When was CVE-2020-24452 published?

CVE-2020-24452 was published on 2021-02-17 and last updated on 2026-06-17.

CVE-2020-24452

CVE-2020-24452 is a medium-severity vulnerability in Intel Sgx Platform 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Intel Sgx Platform
Published: 2021-02-17
Last modified: 2026-06-17

Description

Improper input validation in the Intel(R) SGX Platform Software for Windows* may allow an authenticated user to potentially enable a denial of service via local access.

Frequently asked questions

What is CVE-2020-24452?: Improper input validation in the Intel(R) SGX Platform Software for Windows* may allow an authenticated user to potentially enable a denial of service via local access.
How severe is CVE-2020-24452?: CVE-2020-24452 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 none, integrity none, and availability high.
Is CVE-2020-24452 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24452?: CVE-2020-24452 affects Intel Sgx Platform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24452?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-24452 published?: CVE-2020-24452 was published on 2021-02-17 and last updated on 2026-06-17.

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00444.html

Affected products (1)

cpe:2.3:a:intel:sgx_platform:*:*:*:*:*:windows:*:*

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