Ivanti Avalanche Remote Control Server RCServlet Authentication Bypass Vulnerability
March 9th, 2023
Vulnerability Details
This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Remote Control Server RCServlet servlet. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system.
Additional Details
Ivanti has issued an update to correct this vulnerability. More details can be found at:
https://forums.ivanti.com/s/article/Avalanche-ZDI-CAN-19513-Security-Advisory?language=en_US
Disclosure Timeline
- 2022-12-23 - Vulnerability reported to vendor
- 2023-03-09 - Coordinated public release of advisory
Credit
rgod
