CVE-2021-42237

Summary

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 Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://sitecore.com
• https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776
• https://blog.assetnote.io/2021/11/02/sitecore-rce/
• http://packetstormsecurity.com/files/164988/Sitecore-Experience-Platform-XP-Remote-Code-Execution.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: yes
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-42237

References

• https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1000776
• https://blog.assetnote.io/2021/11/02/sitecore-rce/
• http://packetstormsecurity.com/files/164988/Sitecore-Experience-Platform-XP-Remote-Code-Execution.html

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