Is CVE-2023-28340 in the CISA KEV catalog?

No. CVE-2023-28340 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-28340?

CVE-2023-28340 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2023-28340?

CVE-2023-28340 has an EPSS score of 3.20% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-28340?

Upgrade manageengine applications manager to 16.3 or later.

CVE & CISA-KEV Catalog

CVE-2023-28340

MEDIUMEPSS 87th pctl

6.5

CVSS v3

NVD

Description

Zoho ManageEngine Applications Manager through 16320 allows the admin user to conduct an XXE attack.

CWE-611XML External Entity (XXE)

How to fix

Remediation Available

manageengine applications managerNVD

Affected:< 16.3Fixed in:16.3CVE-2023-28340derived 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 RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

3.20%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

manageengine.com

Product1

manageengine.com

Related Vulnerabilities

Other CWE-611 (XML External Entity (XXE)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-34102	Critical	9.8	100%	KEV	Fix
CVE-2019-9670	Critical	9.8	100%	KEV	Fix
CVE-2022-28219	Critical	9.8	97%	-	-
CVE-2024-22024	High	8.3	95%	-	-
CVE-2024-38653	High	7.5	92%	-	-
CVE-2017-12629	Critical	9.8	92%	-	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 2025-02-10.