Medium severity · published Sep 4, 2020
CVE-2020-3541
Cisco Webex Meetings Client for Windows, Webex Meetings Desktop App, and Webex Teams Information Disclosure Vulnerability
4.4
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CW
Cisco Webex Meetings · Cisco
All versions, or not specified · source: vendor
WM
Webex Meetings · Cisco
before 39.5.25; before 39.5.25; 40.6.0 before 40.6.6; 40.6.0 before 40.6.6 · source: NVD
WT
Webex Teams · Cisco
before 3.0.15711.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-3541
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-3541
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-media-znjfwHD6
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