Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-3541

Severity CVSS v4.0:
Pending analysis
Type:
CWE-532 Information Exposure Through Log Files
Publication date:
04/09/2020
Last modified:
07/11/2023

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.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.40 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
4.40
Severity 3.x
MEDIUM
Vector 2.0
AV:L/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:windows:*:* 39.5.25 (excluding)
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:desktop:windows:*:* 39.5.25 (excluding)
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:windows:*:* 40.6.0 (including) 40.6.6 (excluding)
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:desktop:windows:*:* 40.6.0 (including) 40.6.6 (excluding)
cpe:2.3:a:cisco:webex_teams:*:*:*:*:*:windows:*:* 3.0.15711.0 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools