Is CVE-2021-4016 in the CISA KEV catalog?

No. CVE-2021-4016 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-4016?

CVE-2021-4016 has a CVSS v3 base score of 4.0 (MEDIUM).

What is the EPSS score for CVE-2021-4016?

CVE-2021-4016 has an EPSS score of 0.22% (13th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-4016?

Upgrade insight agent to 3.1.3 or later.

CVE & CISA-KEV Catalog

CVE-2021-4016

MEDIUM

4.0

CVSS v3

NVD

Description

Rapid7 Insight Agent, versions prior to 3.1.3, suffer from an improper access control vulnerability whereby, the user has access to the snapshot directory. An attacker can access, read and copy any of the files in this directory e.g. asset_info.json or file_info.json, leading to a loss of confidentiality. This issue was fixed in Rapid7 Insight Agent 3.1.3.

CWE-284Improper Access Control

How to fix

Remediation Available

insight agentNVD

Affected:< 3.1.3Fixed in:3.1.3CVE-2021-4016derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.22%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Third-Party Advisory1

docs.rapid7.com

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	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 2024-11-21.