CVE-2022-36977: Ivanti Avalanche Certificate Management Server Service Deserialization of Untrusted Data Remote Code Execution Vulnerability
First published: Wed Mar 29 2023(Updated: )
This vulnerability allows remote attackers to execute arbitrary code 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 Certificate Management Server service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-15449.
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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Reference Links
Frequently Asked Questions
What is CVE-2022-36977?
CVE-2022-36977 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Ivanti Avalanche 6.3.2.3490.
How severe is CVE-2022-36977?
CVE-2022-36977 has a severity rating of 9.8 (critical).
What software is affected by CVE-2022-36977?
Ivanti Avalanche versions 6.3.2.3490 to 6.3.4 are affected by CVE-2022-36977.
How can remote attackers exploit CVE-2022-36977?
Remote attackers can exploit CVE-2022-36977 by bypassing the existing authentication mechanism and executing arbitrary code on the affected installations.
Are there any references for CVE-2022-36977?
Yes, you can find more information about CVE-2022-36977 at the following references: [Link 1](https://download.wavelink.com/Files/avalanche_v6.3.4_release_notes.txt) and [Link 2](https://www.zerodayinitiative.com/advisories/ZDI-22-782/).
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