What’s Vulnerable › Vulnerabilities

CVE-2021-33097

• Severity: medium (CVSS 6.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-17 · updated 2026-06-17
• Weakness: CWE-367

Description

Time-of-check time-of-use vulnerability in the Crypto API Toolkit for Intel(R) SGX may allow a privileged user to potentially enable escalation of privilege via network access.

Affected products

• Intel(R) SGX: before 2021-08-02 — fixed in 2021-08-02

How to fix

Upgrade to a fixed version: Intel(R) SGX 2021-08-02. Check the vendor advisory for mitigations.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00565.html
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00565.html

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