What is CVE-2022-36980?

CVE-2022-36980 refers to a vulnerability in Ivanti Avalanche EnterpriseServer that allows remote attackers to bypass authentication.

How severe is CVE-2022-36980?

CVE-2022-36980 has a severity rating of 9.4, which is considered critical.

How does CVE-2022-36980 affect Ivanti Avalanche?

CVE-2022-36980 affects versions of Ivanti Avalanche up to and including 6.3.4.

How can this vulnerability be exploited?

Remote attackers can exploit CVE-2022-36980 by bypassing the existing authentication mechanism in Ivanti Avalanche EnterpriseServer.

Are there any references available for CVE-2022-36980?

Yes, you can find more information about CVE-2022-36980 at the following references: [Reference 1](https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt), [Reference 2](https://www.zerodayinitiative.com/advisories/ZDI-22-785/).

Vulnerability/
CVE-2022-36980

critical

9.4

CWE

367

29/3/2023

3/8/2024

CVE-2022-36980: Ivanti Avalanche EnterpriseServer Service Race Condition Authentication Bypass Vulnerability

First published: Wed Mar 29 2023(Updated: )

This vulnerability allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the EnterpriseServer service. The issue results from the lack of proper locking when performing operations during authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-15528.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Ivanti Avalanche	>=6.3.2.3490<6.3.4

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Frequently Asked Questions

What is CVE-2022-36980?
CVE-2022-36980 refers to a vulnerability in Ivanti Avalanche EnterpriseServer that allows remote attackers to bypass authentication.
How severe is CVE-2022-36980?
CVE-2022-36980 has a severity rating of 9.4, which is considered critical.
How does CVE-2022-36980 affect Ivanti Avalanche?
CVE-2022-36980 affects versions of Ivanti Avalanche up to and including 6.3.4.
How can this vulnerability be exploited?
Remote attackers can exploit CVE-2022-36980 by bypassing the existing authentication mechanism in Ivanti Avalanche EnterpriseServer.
Are there any references available for CVE-2022-36980?
Yes, you can find more information about CVE-2022-36980 at the following references: [Reference 1](https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt), [Reference 2](https://www.zerodayinitiative.com/advisories/ZDI-22-785/).

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vendor/ivanti
canonical/ivanti avalanche
version/ivanti avalanche/6.3.2.3490

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