CVE-2022-36981: Ivanti Avalanche DeviceLogResource Directory Traversal Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ivanti Avalanche 6.3.3.101. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the DeviceLogResource class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-15966.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ivanti Avalanche. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the DeviceLogResource class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the service account.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the CVE ID of this vulnerability?
The CVE ID of this vulnerability is CVE-2022-36981.
What is the severity of CVE-2022-36981?
The severity of CVE-2022-36981 is critical with a CVSS score of 9.8.
Which version of Ivanti Avalanche is affected by CVE-2022-36981?
Ivanti Avalanche version 6.3.3.101 is affected by CVE-2022-36981.
How can remote attackers exploit CVE-2022-36981?
Remote attackers can exploit CVE-2022-36981 to execute arbitrary code on affected installations of Ivanti Avalanche 6.3.3.101, bypassing the authentication mechanism.
How can I fix CVE-2022-36981?
To fix CVE-2022-36981, it is recommended to update Ivanti Avalanche to version 6.3.4 or later.