Is CVE-2021-33327 in the CISA KEV catalog?

No. CVE-2021-33327 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-33327?

CVE-2021-33327 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2021-33327?

CVE-2021-33327 has an EPSS score of 0.86% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-33327?

Upgrade liferay portal to 7.3.4 or later.

CVE & CISA-KEV Catalog

CVE-2021-33327

MEDIUM

4.3

CVSS v3

NVD

Description

The Portlet Configuration module in Liferay Portal 7.2.0 through 7.3.3, and Liferay DXP 7.0 fix pack pack 93 and 94, 7.1 fix pack 18, and 7.2 before fix pack 8, does not properly check user permission, which allows remote authenticated users to view the Guest and User role even if "Role Visibility" is enabled.

CWE-276

How to fix

Remediation Available

liferay portalNVD

Affected:>= 7.2.0, < 7.3.4Fixed in:7.3.4CVE-2021-33327derived 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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.86%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Patch1

issues.liferay.com

Vendor Advisory1

portal.liferay.dev

Related Vulnerabilities

Other CWE-276 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-0632	Critical	9.8	94%	KEV	-
CVE-2017-11610	High	8.8	88%	-	Fix
CVE-2023-29919	Critical	9.1	60%	-	-
CVE-2019-17124	Critical	9.8	23%	-	-
CVE-2020-12608	High	7.8	22%	-	Fix
CVE-2021-3437	Critical	9.8	16%	-	Fix

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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 2025-05-13.