Zoom In-Meeting Chat Crypto Flaw Enables Info Disclosure
CVE-2023-39199 Published on November 14, 2023

Cryptographic issues with In-Meeting Chat for some Zoom clients may allow a privileged user to conduct an information disclosure via network access.

NVD

Vulnerability Analysis

CVE-2023-39199 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Missing Cryptographic Step

The product does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than advertised by the algorithm.


Products Associated with CVE-2023-39199

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Zoom Meetings
 
Zoom Virtual Desktop Infrastructure
 
Zoom Rooms
 
Zoom
 

Affected Versions

Zoom Video Communications, Inc. Zoom Clients Version see references is affected by CVE-2023-39199

Exploit Probability

EPSS
0.10%
Percentile
28.19%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.