critical9.8Known exploited
CVE-2021-42237
Sitecore XP Remote Command Execution Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2022-03-25. Federal due date: 2022-04-15.
Apply updates per vendor instructions.
Impact
Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure deserialization attack where it is possible to achieve remote command execution on the machine. No authentication or special configuration is required to exploit this vulnerability.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Sitecore | Experience Platform | Versions 7.5, 8.0, 8.1, 8.2 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- http://packetstormsecurity.com/files/164988/Sitecore-Experience-Platform-XP-Remote-Code-Execution.html
- https://blog.assetnote.io/2021/11/02/sitecore-rce/
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776
- http://packetstormsecurity.com/files/164988/Sitecore-Experience-Platform-XP-Remote-Code-Execution.html
- https://blog.assetnote.io/2021/11/02/sitecore-rce/
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42237