CVE-2021-1517 - Protection Mechanism Failure

Severity

43%

Complexity

27%

Confidentiality

23%

A vulnerability in the multimedia viewer feature of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an authenticated, remote attacker to bypass security protections. This vulnerability is due to unsafe handling of shared content within the multimedia viewer feature. An attacker could exploit this vulnerability by sharing a file through the multimedia viewer feature. A successful exploit could allow the attacker to bypass security protections and prevent warning dialogs from appearing before files are offered to other users.

CVSS 3.1 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

CVSS 2.0 Base Score 4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:N/I:P/A:N).

Overview

Type

Cisco

First reported 3 years ago

2021-06-04 17:15:00

Last updated 3 years ago

2021-06-15 17:06:00

Affected Software

Cisco WebEx Meetings Server

Cisco Webex Meetings Server 3.0 Maintenance Release 2

3.0

Cisco Webex Meetings Server 3.0 Maintenance Release 3

3.0

Cisco Webex Meetings Server 4.0

4.0

Cisco Webex Meetings Server 4.0 Maintenance Release 1

4.0

Cisco Webex Meetings Server 4.0 Maintenance Release 2

4.0

References

20210602 Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability

20210602 Cisco Webex Meetings and Webex Meetings Server Multimedia Sharing Security Bypass Vulnerability

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