Advisory Details

May 26th, 2022

Ivanti Avalanche EnterpriseServer Service SQL Injection Authentication Bypass Vulnerability

CVE ID	CVE-2022-36979
CVSS SCORE	7.5, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AFFECTED VENDORS	Ivanti
AFFECTED PRODUCTS	Avalanche
VULNERABILITY DETAILS	This vulnerability allows remote attackers to bypass authentication 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 AvalancheDaoSupport class. A crafted request can trigger execution of SQL queries composed from a user-supplied string. 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://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt
DISCLOSURE TIMELINE	2021-11-10 - Vulnerability reported to vendor 2022-05-26 - Coordinated public release of advisory 2022-07-27 - Advisory Updated
CREDIT	Piotr Bazydlo (@chudypb)

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