CVE-2022-36982 Path traversal in Avalanche
Remote attackers can bypass authentication and read arbitrary files, including session cookies, in Ivanti Avalanche.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-36982?
CVE-2022-36982 is a medium-severity path traversal vulnerability in Ivanti Avalanche, published on 29 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
This vulnerability allows remote attackers to read arbitrary files 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 AgentTaskHandler 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 disclose stored session cookies, leading to further compromise. Was ZDI-CAN-15967.
Weakness: CWE-22
Which versions are affected by CVE-2022-36982?
It affects 1 product.
Products include Ivanti Avalanche.
How do I fix CVE-2022-36982?
No fix has been published for CVE-2022-36982 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2022-36982 being exploited?
There is no known exploitation of CVE-2022-36982 in the wild and no public exploit code.
Other vulnerabilities in Ivanti Avalanche
Sources
Also known as GHSA-vrvf-x4g2-cx9g.