Deserialization in Solarwinds Orion Platform
CVE-2021-35215
Insecure deserialization leading to Remote Code Execution was detected in the Orion Platform version 2020.2.5. Authentication is required to exploit this vulnerability.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.9 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.697 (99.4th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.697 · newest: 0.697 · change: 0.000
Affected products
- Solarwinds Orion Platform — versions 2020.2.5 and previous versions
- Solarwinds Orion Platform
Weakness classification (CWE)
Public proof-of-concept exploits
References
- documentation.solarwinds.com/en/success_center/orionplatform/content/core-secur… (Product, Vendor Advisory)
- www.solarwinds.com/trust-center/security-advisories/cve-2021-35215 (Patch, Vendor Advisory)
- documentation.solarwinds.co/enm/success_center/orionplatform/content/release_no… (Broken Link)
- www.zerodayinitiative.com/advisories/ZDI-21-1245/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-35215?
- CVE-2021-35215 is a high-severity vulnerability in Solarwinds Orion Platform, classified under Deserialization of Untrusted Data. CVSS score: 8.9/10. Published 2021-09-01.
- How severe is CVE-2021-35215?
- High severity. CVSS v3 base score is 8.9 out of 10.
- Is CVE-2021-35215 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.