What is CVE-2021-3619?

CVE-2021-3619 is a vulnerability in Rapid7 Velociraptor 0.5.9 and prior that allows authenticated users to embed executable code on a malicious upload.

What is the severity of CVE-2021-3619?

The severity of CVE-2021-3619 is medium with a CVSS score of 4.8.

How does CVE-2021-3619 work?

CVE-2021-3619 is a post-authentication persistent cross-site scripting (XSS) issue that occurs due to abuse of MIME filetype sniffing.

How can I fix CVE-2021-3619?

CVE-2021-3619 was fixed in version 0.6.0 of Rapid7 Velociraptor. Users should update to this version to resolve the vulnerability.

Where can I find more information about CVE-2021-3619?

More information about CVE-2021-3619 can be found in the following references: [link 1](https://github.com/Velocidex/velociraptor/pull/1118) and [link 2](https://github.com/Velocidex/velociraptor/releases/tag/v0.6.0).

Vulnerability/
CVE-2021-3619

medium

4.8

CWE

22/7/2021

17/8/2021

17/9/2024

CVE-2021-3619: Rapid7 Velociraptor Notebooks Authenticated Persistent XSS

First published: Thu Jul 22 2021(Updated: )

Rapid7 Velociraptor 0.5.9 and prior is vulnerable to a post-authentication persistent cross-site scripting (XSS) issue, where an authenticated user could abuse MIME filetype sniffing to embed executable code on a malicious upload. This issue was fixed in version 0.6.0. Note that login rights to Velociraptor is nearly always reserved for trusted and verified users with IT security backgrounds.

Credit: cve@rapid7.con

Affected Software	Affected Version	How to fix
Rapid7 Velociraptor	<0.6.0

Remedy

https://github.com/Velocidex/velociraptor/pull/1118

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Reference Links

Frequently Asked Questions

What is CVE-2021-3619?
CVE-2021-3619 is a vulnerability in Rapid7 Velociraptor 0.5.9 and prior that allows authenticated users to embed executable code on a malicious upload.
What is the severity of CVE-2021-3619?
The severity of CVE-2021-3619 is medium with a CVSS score of 4.8.
How does CVE-2021-3619 work?
CVE-2021-3619 is a post-authentication persistent cross-site scripting (XSS) issue that occurs due to abuse of MIME filetype sniffing.
How can I fix CVE-2021-3619?
CVE-2021-3619 was fixed in version 0.6.0 of Rapid7 Velociraptor. Users should update to this version to resolve the vulnerability.
Where can I find more information about CVE-2021-3619?
More information about CVE-2021-3619 can be found in the following references: [link 1](https://github.com/Velocidex/velociraptor/pull/1118) and [link 2](https://github.com/Velocidex/velociraptor/releases/tag/v0.6.0).

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