CVE-2021-1242 MEDIUM

CVE-2021-1242: Cisco Webex Teams Shared File Manipulation Vulnerability

Vendor Cisco
Product Cisco Webex Teams
Weakness CWE-450
Published January 13, 2021
Last update November 12, 2024

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

A vulnerability in Cisco Webex Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerability by sharing a file within the application interface. A successful exploit could allow the attacker to modify how the shared file name displays within the interface, which could allow the attacker to conduct phishing or spoofing attacks.

Key dates

02Disclosure timeline

January 13, 2021 CVE published
November 12, 2024 Record updated