Is CVE-2021-20333 in the CISA KEV catalog?

No. CVE-2021-20333 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-20333?

CVE-2021-20333 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2021-20333?

CVE-2021-20333 has an EPSS score of 1.27% (67th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-20333?

Upgrade MongoDB to 3.6.20 or later.

CVE & CISA-KEV Catalog

CVE-2021-20333

MEDIUM

5.3

CVSS v3

NVD

Description

Sending specially crafted commands to a MongoDB Server may result in artificial log entries being generated or for log entries to be split. This issue affects MongoDB Server v3.6 versions prior to 3.6.20; MongoDB Server v4.0 versions prior to 4.0.21 and MongoDB Server v4.2 versions prior to 4.2.10.

CWE-117 CWE-116

How to fix

Remediation Available

MongoDBWindows application

Affected:3.6.0 3.6.20Fixed in:3.6.20MongoDB Inc.

Affected:4.0.0 4.0.21Fixed in:4.0.21MongoDB Inc.

Affected:4.2.0 4.2.10Fixed in:4.2.10MongoDB Inc.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.27%probability of exploitation in 30 days

67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Patch1

jira.mongodb.org

Related Vulnerabilities

Other CWE-117 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-43410	Medium	5.3	2.4%	-	Fix
CVE-2022-32549	Medium	5.3	2.3%	-	-
CVE-2019-14864	Medium	6.5	1.9%	-	Fix
CVE-2021-42250	Medium	6.5	1.8%	-	Fix
CVE-2024-47083	High	7.5	1.6%	-	-
CVE-2020-25646	High	7.5	1.4%	-	-

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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 2024-11-21.