Vulnerability record/PUBLISHED/Published Dec 13, 2023 22:19:26 UTC

CVE-2023-49646

Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access.

Base score6.4/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredLowPR

User interactionNoneUI

ScopeChangedS

Confidentiality impactNoneC

Integrity impactLowI

Availability impactLowA

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

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityZoom

Last updatedNov 2, 2026 22:41:19 UTC

PublishedDec 13, 2023 22:19:26 UTC

ReservedNov 28, 2023 18:18:33 UTC