What is CVE-2021-33135?

CVE-2021-33135 is a medium-severity vulnerability in Intel Software Guard Extensions, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2022-05-12.

How severe is CVE-2021-33135?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Resource exhaustion in Intel Software Guard Extensions

CVE-2021-33135

Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to potentially enable denial of service via local access.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.003 (18.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Intel Software_guard_extensions
N/a Intel(r) Sgx — versions See references

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

secure@intel.com (Product, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-33135?: CVE-2021-33135 is a medium-severity vulnerability in Intel Software Guard Extensions, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2022-05-12.
How severe is CVE-2021-33135?: Medium severity. CVSS v3 base score is 5.5 out of 10.