Vulnerability identifier: #VU67076

Vulnerability risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2022-20863

CWE-ID: CWE-450

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Webex Teams
Client/Desktop applications / Office applications

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected software does not properly handle character rendering. A remote attacker can send specially crafted messages and modify the display of links or other content within the interface.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Cisco Webex Teams: 42.7

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-app-qrtO6YC2

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.