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Nautobot dynamic-group-members doesn't enforce permission restrictions on member objects

Moderate severity GitHub Reviewed Published May 28, 2024 in nautobot/nautobot

Package

pip nautobot (pip)

Affected versions

>= 1.3.0, < 1.6.23
>= 2.0.0, < 2.2.5

Patched versions

1.6.23
2.2.5

Description

Impact

What kind of vulnerability is it? Who is impacted?

A user with permissions to view Dynamic Group records (extras.view_dynamicgroup permission) can use the Dynamic Group detail UI view (/extras/dynamic-groups/<uuid>/) and/or the members REST API view (/api/extras/dynamic-groups/<uuid>/members/) to list the objects that are members of a given Dynamic Group.

In versions of Nautobot between 1.3.0 (where the Dynamic Groups feature was added) and 1.6.22 inclusive, and 2.0.0 through 2.2.4 inclusive, Nautobot fails to restrict these listings based on the member object permissions - for example a Dynamic Group of Device objects will list all Devices that it contains, regardless of the user's dcim.view_device permissions or lack thereof.

Patches

Has the problem been patched? What versions should users upgrade to?

Fixed in Nautobot 1.6.23 and 2.2.5.

Workarounds

Is there a way for users to fix or remediate the vulnerability without upgrading?

This vulnerability can be partially mitigated by removing extras.view_dynamicgroup permission from users; a full fix will require upgrading.

References

Are there any links users can visit to find out more?

References

@glennmatthews glennmatthews published to nautobot/nautobot May 28, 2024
Published by the National Vulnerability Database May 28, 2024
Published to the GitHub Advisory Database May 29, 2024
Reviewed May 29, 2024

Severity

Moderate
6.3
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Weaknesses

CVE ID

CVE-2024-36112

GHSA ID

GHSA-qmjf-wc2h-6x3q

Source code

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