Is CVE-2021-33097 in the CISA KEV catalog?

No. CVE-2021-33097 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-33097?

CVE-2021-33097 has a CVSS v3 base score of 6.6 (MEDIUM).

What is the EPSS score for CVE-2021-33097?

CVE-2021-33097 has an EPSS score of 0.55% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-33097?

Upgrade crypto api toolkit for intel sgx to 2021-08-02 or later.

CVE & CISA-KEV Catalog

CVE-2021-33097

MEDIUM

6.6

CVSS v3

NVD

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.

CWE-367TOCTOU Race Condition

How to fix

Remediation Available

crypto api toolkit for intel sgxNVD

Affected:< 2021-08-02Fixed in:2021-08-02CVE-2021-33097derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.55%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Vendor Advisory1

intel.com

Related Vulnerabilities

Other CWE-367 (TOCTOU Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-36980	High	8.1	83%	-	Fix
CVE-2024-30088	High	7.0	68%	KEV + Ransom	Fix
CVE-2004-0594	Medium	5.1	55%	-	Fix
CVE-2024-50379	Critical	9.8	44%	-	Fix
CVE-2023-38146	High	8.8	39%	-	Fix
CVE-2024-0132	Critical	9.0	37%	-	Fix

Embed a live status badge for CVE-2021-33097

Markdown

[![CVE-2021-33097](https://tridentstack.com/cve/badge/CVE-2021-33097.svg)](https://tridentstack.com/cve/CVE-2021-33097)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-33097"><img src="https://tridentstack.com/cve/badge/CVE-2021-33097.svg" alt="CVE-2021-33097"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.