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Cisco Webex Player Memory Corruption Vulnerability

cisco-sa-webex-player-kOf8zVT · High · Published · Updated

A vulnerability in Cisco Webex Player for Windows and MacOS could allow an attacker to execute arbitrary code on an affected system. This vulnerability is due to insufficient validation of values in Webex recording files that are in Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a user a malicious WRF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-kOf8zVT

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2021-1526
Cisco Bug IDsCSCvx58407
CVSS ScoreBase 7.8
Base 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco Webex Meetings, Cisco Webex Network Recording Player

Related Products

Product CVE Evidence
Cisco Webex Network Recording Player CVE-2021-1526 Cisco OpenVuln
Cisco Webex Meetings CVE-2021-1526 Cisco OpenVuln