CVE-2021-35213

Orion User setting Improper Access Control Privilege Escalation Vulnerability

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An Improper Access Control Privilege Escalation Vulnerability was discovered in the User Setting of Orion Platform version 2020.2.5. It allows a guest user to elevate privileges to the Administrator using this vulnerability. Authentication is required to exploit the vulnerability.

Se ha detectado una vulnerabilidad de Escalada de Privilegios por Control de Acceso Inapropiado en la configuración de usuario de Orion Platform versión 2020.2.5. Permite a un usuario invitado elevar privilegios a Administrador usando esta vulnerabilidad. Es requerida una autenticación para explotar la vulnerabilidad

This vulnerability allows remote attackers to escalate privileges on affected installations of SolarWinds Orion Platform. Authentication is required to exploit this vulnerability.
The specific flaw exists within the SaveUserSetting endpoint. The issue results from improper control of access to this endpoint. An attacker can leverage this vulnerability to escalate privileges from Guest to Administrator.

*Credits: SolarWinds would like to thank Anonymous working with Trend Micro Zero Day Initiative for reporting on the issue in a responsible manner.

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-22 CVE Reserved
2021-08-31 CVE Published
2024-01-31 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-284: Improper Access Control

CAPEC

References (4)

URL	Tag	Source
https://www.zerodayinitiative.com/advisories/ZDI-21-1244	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm	2022-10-27
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/orion_platform_2020-2-6_release_notes.htm	2022-10-27
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35213	2022-10-27

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Solarwinds Search vendor "Solarwinds"	Orion Platform Search vendor "Solarwinds" for product "Orion Platform"	<= 2020.2.5 Search vendor "Solarwinds" for product "Orion Platform" and version " <= 2020.2.5"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe