CVE-2019-9875

Summary

Deserialization of Untrusted Data in the anti CSRF module in Sitecore through 9.1 allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in an HTTP POST parameter.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://dev.sitecore.net/Downloads.aspx
• https://www.synacktiv.com/blog.html
• https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf

CISA ADP Vulnrichment

• SSVC:
• Exploitation: active
  • Automatable: no
  • Technical Impact: total

Additional References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-9875

References

• https://dev.sitecore.net/Downloads.aspx
• https://www.synacktiv.com/blog.html
• https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf

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