Is CVE-2023-28603 in the CISA KEV catalog?

No. CVE-2023-28603 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-28603?

CVE-2023-28603 has a CVSS v3 base score of 7.7 (HIGH).

What is the EPSS score for CVE-2023-28603?

CVE-2023-28603 has an EPSS score of 0.16% (5th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-28603?

Upgrade virtual desktop infrastructure to 5.14.0 or later.

CVE & CISA-KEV Catalog

CVE-2023-28603

HIGH

7.7

CVSS v3

NVD

Description

Zoom VDI client installer prior to 5.14.0 contains an improper access control vulnerability. A malicious user may potentially delete local files without proper permissions.

CWE-73External Control of File Name or Path

How to fix

Remediation Available

virtual desktop infrastructureNVD

Affected:< 5.14.0Fixed in:5.14.0CVE-2023-28603derived 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 ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityLow

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

Exploit Intelligence

0.16%probability of exploitation in 30 days

5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Vendor Advisory1

explore.zoom.us

Related Vulnerabilities

Other CWE-73 (External Control of File Name or Path) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-39952	Critical	9.8	100%	-	Fix
CVE-2024-8517	Critical	9.8	95%	-	Fix
CVE-2023-4634	Critical	9.8	83%	-	Fix
CVE-2018-17246	Critical	9.8	82%	-	Fix
CVE-2024-43451	Medium	6.5	82%	KEV	Fix
CVE-2025-33053	High	8.8	82%	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.