TI-2021-08798 Aliases CVE-2021-27258 GHSA-3fp3-2jwc-wxvv

Improper access control in SolarWinds Orion Platform

MEDIUM 49CWE-284Published 2021-04-14 · Updated 2024-08-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-284.

Summary

This vulnerability allows remote attackers to execute escalate privileges on affected installations of SolarWinds Orion Platform 2020.2. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SaveUserSetting endpoint. The issue results from improper restriction of this endpoint to unprivileged users. An attacker can leverage this vulnerability to escalate privileges their privileges from Guest to Administrator. Was ZDI-CAN-11903.

Why it matters now

EPSS 0.04122 90th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
SolarWinds	Orion Platform	2020.2	—	No fix listed	CNA

Orion Platform VendorSolarWinds Affected 2020.2 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:solarwinds:orion_platform:2020.2:-::::::	2020.2	Vulnerable	SolarWinds

cpe:2.3:a:solarwinds:orion_platform:2020.2:-:*:*:*:*:*:* Versions 2020.2 Vulnerable ·SolarWinds

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-27258
2026-10-03 Alias added: GHSA-3fp3-2jwc-wxvv

References

Advisory 1

https://www.zerodayinitiative.com/advisories/ZDI-21-192/

TI-2020-08199 Authentication bypass in SolarWinds Orion Platform KEVCVSS 3.1CRITICAL 9.8
TI-2022-17164 SolarWinds Platform Deserialization of Untrusted Data CVSS 3.1HIGH 8.8
TI-2022-17166 Orion Platform SQL Injection Privilege Escalation Vulnerability CVSS 3.1HIGH 8.8
TI-2021-14112 Chart Endpoint Deserialization of Untrusted Data Remote Code Execution Vulnerability CVSS 3.1HIGH 8.9
TI-2021-14109 ActionPluginBaseView Deserialization of Untrusted Data RCE CVSS 3.1HIGH 8.9
TI-2022-17818 SolarWinds Platform Deserialization of Untrusted Data Vulnerability CVSS 3.1HIGH 7.2

See all 48 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences