CVE-2021-31474: SolarWinds Network Performance Monitor FromJson Deserialization of Untrusted Data Remote Code Execution Vulnerability
First published: Fri May 21 2021(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of SolarWinds Network Performance Monitor 2020.2.1. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SolarWinds.Serialization library. 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 SYSTEM. Was ZDI-CAN-12213.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SolarWinds Network Performance Monitor | ||
| SolarWinds Network Performance Monitor | >=2020.2.1<2020.2.5 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-31474?
CVE-2021-31474 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of SolarWinds Network Performance Monitor 2020.2.1.
How severe is CVE-2021-31474?
CVE-2021-31474 has a severity score of 9.8, which is considered critical.
Is authentication required to exploit CVE-2021-31474?
No, authentication is not required to exploit CVE-2021-31474.
Which software versions are affected by CVE-2021-31474?
CVE-2021-31474 affects installations of SolarWinds Network Performance Monitor 2020.2.1 through 2020.2.5.
How can I fix CVE-2021-31474?
To fix CVE-2021-31474, it is recommended to update to SolarWinds Network Performance Monitor version 2020.2.6 or later.
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- version/solarwinds network performance monitor/2020.2.1