Buffer overflow in Webex Player - CVE-2021-1527
Published: June 2, 2021
Vulnerability identifier: #VU53748
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1527
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to crash the application.
The vulnerability exists due to a boundary error when processing WRF files. A remote attacker can create a specially crafted WRF, trick the victim into opening it, trigger memory corruption and crash the application or view memory state information.
Affected software
Webex Player
How to mitigate CVE-2021-1527
Install updates from vendor's website.
Webex Player - update to 41.5