Zero-day vulnerability in Pulse Connect Secure

Improper Authentication

Vulnerability details

Advisory: SB2021042012 - Remote code execution in Pulse Connect Secure

Vulnerable component: Pulse Connect Secure

CVE-ID: CVE-2021-22893

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-287 - Improper Authentication


The vulnerability allows a remote attacker to bypass authentication process and compromise the affected device.

The vulnerability exists due to multiple issues in web interface. A remote non-authenticated attacker can bypass authentication process and gain unauthorized access to the application via license server web services.

Successful exploitation of the vulnerability may allow an attacker to execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.