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.
Published 2021-05-21 15:15:08
Updated 2021-06-07 16:03:19
View at NVD,   CVE.org
Vulnerability category: Execute code

Exploit prediction scoring system (EPSS) score for CVE-2021-31474

64.32%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-31474

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
10.0
HIGH AV:N/AC:L/Au:N/C:C/I:C/A:C
10.0
10.0
NIST
9.8
CRITICAL CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
Zero Day Initiative
9.8
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
NIST

CWE ids for CVE-2021-31474

  • The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
    Assigned by: zdi-disclosures@trendmicro.com (Primary)

References for CVE-2021-31474

Products affected by CVE-2021-31474

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