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Sid 1-51438

Message

SERVER-WEBAPP Microsoft SharePoint BdcAdminService remote code execution attempt

Summary

This event is generated when there is a privileged remote code execution attempt on a SharePoint service leveraging an unsafe deserialization vulnerability in SharePoint BdcAdminService.

Impact

Attempted User Privilege Gain

Detailed information

The vulnerability requires the attacker be a member of the SharePoint "Farm Administrators" group. Successful exploitation will yield remote code execution on a SharePoint server.

Affected systems

Ease of attack

False positives

None known.

False negatives

None known.

Corrective action

Upgrade and patch SharePoint servers and audit privileged SharePoint users.

Contributors

  • Cisco Talos Intelligence Group

Additional References

  • CVE-2019-1295
  • portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2019-1295