CVE-2021-31474
CRITICALSolarWinds Network Performance Monitor 2020.2.1-2020.2.5 - Remote Code Execution via Untrusted Data Deserialization
Title source: llmDescription
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.
References (2)
Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-602/
Release Notes, Vendor Advisory x_refsource_misc
https://documentation.solarwinds.com/en/success_center/sam/content/release_notes/sam_2020-2-5_release_notes.htm
Scores
CVSS v3
9.8
EPSS
0.5363
EPSS Percentile
98.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-502
Status
published
Products (1)
solarwinds/network_performance_monitor
2020.2.1 - 2020.2.5
Published
May 21, 2021
Tracked Since
Feb 18, 2026