CVE-2025-6264

Velociraptor priviledge escalation via UpdateConfig artifact

Description

Velociraptor allows collection of VQL queries packaged into Artifacts from endpoints. These artifacts can be used to do anything and usually run with elevated permissions.  To limit access to some dangerous artifact, Velociraptor allows for those to require high permissions like EXECVE to launch. The Admin.Client.UpdateClientConfig is an artifact used to update the client's configuration. This artifact did not enforce an additional required permission, allowing users with COLLECT_CLIENT permissions (normally given by the "Investigator" role) to collect it from endpoints and update the configuration. This can lead to arbitrary command execution and endpoint takeover. To successfully exploit this vulnerability the user must already have access to collect artifacts from the endpoint (i.e. have the COLLECT_CLIENT given typically by the "Investigator' role).

Remediation

Workaround:

  • To better restrict the types of artifacts users can run, the `basic artifacts` mechanism should be used as described  https://docs.velociraptor.app/docs/artifacts/security/#basic-artifacts To detect unintended privilege escalations in custom artifacts, users should run the artifact verifier as described here  https://docs.velociraptor.app/docs/artifacts/security/#restricting-dangerous-client-artifacts

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Rapid7 Velociraptor
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2025-6264?
CVE-2025-6264 has been scored as a medium severity vulnerability.
How to fix CVE-2025-6264?
As a workaround for remediating CVE-2025-6264: To better restrict the types of artifacts users can run, the `basic artifacts` mechanism should be used as described  https://docs.velociraptor.app/docs/artifacts/security/#basic-artifacts To detect unintended privilege escalations in custom artifacts, users should run the artifact verifier as described here  https://docs.velociraptor.app/docs/artifacts/security/#restricting-dangerous-client-artifacts
Is CVE-2025-6264 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-6264 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6264?
CVE-2025-6264 affects Rapid7 Velociraptor.
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