CVE-2021-1502 HIGH

CVE-2021-1502: Cisco Webex Network Recording Player and Webex Player Memory Corruption Vulnerability

Vendor Cisco
Product Cisco Webex Meetings
Weakness CWE-119
Published June 4, 2021
Last update November 7, 2024

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

A vulnerability in Cisco Webex Network Recording Player for Windows and MacOS and Cisco Webex Player for Windows and MacOS could allow an attacker to execute arbitrary code on an affected system. The vulnerability is due to insufficient validation of values within Webex recording files formatted as either Advanced Recording Format (ARF) or Webex Recording Format (WRF). An attacker could exploit the vulnerability by sending a user a malicious ARF or WRF file through a link or email attachment and persuading the user to open the file. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.

Key dates

02Disclosure timeline

June 4, 2021 CVE published
November 7, 2024 Record updated