CVE-2020-3541

Cisco Webex Meetings Client for Windows, Webex Meetings Desktop App, and Webex Teams Information Disclosure Vulnerability

MEDIUM
4.4
CVSS Score
Published: September 4, 2020 at 02:25 AM UTC
Updated: June 17, 2026 at 03:18 AM UTC
2 products affected across 1 vendorWebex MeetingsWebex Teams

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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A vulnerability in the media engine component of Cisco Webex Meetings Client for Windows, Cisco Webex Meetings Desktop App for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to gain access to sensitive information. The vulnerability is due to unsafe logging of authentication requests by the affected software. An attacker could exploit this vulnerability by reading log files that are stored in the application directory. A successful exploit could allow the attacker to gain access to sensitive information, which could be used in further attacks.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 39.5.2540.6.0 ≤ v < 40.6.6
Affected range stops below 39.5.25, so it looks safe — our inference, not a vendor statement
Affected range stops below 40.6.6, so it looks safe — our inference, not a vendor statement
v < 3.0.15711.0
Affected range stops below 3.0.15711.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.4MEDIUMcisco
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200CWE-532

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