Is CVE-2023-49647 in the CISA KEV catalog?

No. CVE-2023-49647 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-49647?

CVE-2023-49647 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2023-49647?

CVE-2023-49647 has an EPSS score of 0.25% (16th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-49647?

Upgrade meeting software development kit to 5.16.10 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2023-49647

HIGH

8.8

CVSS v3

NVD

Description

Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 may allow an authenticated user to conduct an escalation of privilege via local access.

CWE-266

How to fix

Remediation Available

meeting software development kitNVD

Affected:< 5.16.10Fixed in:5.16.10CVE-2023-49647derived from NVD

video software development kitNVD

Affected:< 5.16.10Fixed in:5.16.10CVE-2023-49647derived from NVD

virtual desktop infrastructureNVD

Affected:>= 5.16.0, < 5.16.10Fixed in:5.16.10CVE-2023-49647derived from NVD

zoomNVD

Affected:< 5.16.10Fixed in:5.16.10CVE-2023-49647derived 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 RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.25%probability of exploitation in 30 days

16thpercentile

Low risk: more likely to be exploited than 16% of all known CVEs.

References

Vendor Advisory1

zoom.com

Related Vulnerabilities

Other CWE-266 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-28000	Critical	9.8	68%	-	Fix
CVE-2025-27007	Critical	9.8	51%	-	-
CVE-2025-47539	Critical	9.8	31%	-	Fix
CVE-2022-20759	High	8.8	28%	-	Fix
CVE-2024-13106	Medium	5.3	27%	-	-
CVE-2024-3013	Medium	6.3	23%	-	-

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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.