Patchfirst
CVE-2021-31474 Critical · 9.8 EPSS 93.9%

This vulnerability allows remote attackers to execute arbitrary code on affected installations of SolarWinds Network…

SolarWinds · Network Performance Monitor

Summary

The flaw is in the SolarWinds.Serialization library of SolarWinds Network Performance Monitor, caused by a lack of proper validation of user-supplied data that leads to deserialization of untrusted data. An remote attacker who needs no authentication or user interaction can exploit it over the network to execute code in the context of SYSTEM.

Official description · CVE.org

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.

Breakdown
27.5 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 21 May 2021. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 1 community threat pulse (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

2 links, grouped by NVD tag
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