CVE-2022-36982

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 73.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-29 · updated 2026-06-17
Weakness: CWE-22

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.

Affected products

Ivanti Avalanche: from 6.3.3.101 before 6.3.4 — fixed in 6.3.4

How to fix

Upgrade to a fixed version: Ivanti Avalanche 6.3.4. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2022-36982 or the next vulnerability affects your stack