Vulnerability Monitor

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CVE-2021-35213

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.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.9, indicating it requires adjacent network access with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and limited availability for affected systems. Impacting 2 products from solarwinds, from microsoft organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2021-08-31T16:15:07.687

Last Modified

2024-11-21T06:12:04.333

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.9 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-284
Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	solarwinds	orion_platform	≤ 2020.2.5	Yes
Operating System	microsoft	windows	-	No

References

https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm Vendor Advisory ([email protected])
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/orion_platform_2020-2-6_release_notes.htm Release Notes, Vendor Advisory ([email protected])
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35213 Vendor Advisory ([email protected])
https://www.zerodayinitiative.com/advisories/ZDI-21-1244/ Third Party Advisory, VDB Entry ([email protected])
https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/orion_platform_2020-2-6_release_notes.htm Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35213 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.zerodayinitiative.com/advisories/ZDI-21-1244/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For solarwinds's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.