Nautobot up to 1.6.21/2.2.3 /admin/constance/config/ BANNER_TOP/BANNER_BOTTOM/BANNER_LOGIN cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in Nautobot up to 1.6.21/2.2.3. This vulnerability affects unknown code of the file /admin/constance/config/. This manipulation of the argument BANNER_TOP/BANNER_BOTTOM/BANNER_LOGIN causes cross site scripting. This vulnerability is registered as CVE-2024-34707. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Nautobot up to 1.6.21/2.2.3. Affected by this vulnerability is some unknown processing of the file /admin/constance/config/. The manipulation of the argument BANNER_TOP/BANNER_BOTTOM/BANNER_LOGIN with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

Nautobot is a Network Source of Truth and Network Automation Platform. A Nautobot user with admin privileges can modify the `BANNER_TOP`, `BANNER_BOTTOM`, and `BANNER_LOGIN` configuration settings via the `/admin/constance/config/` endpoint. Normally these settings are used to provide custom banner text at the top and bottom of all Nautobot web pages (or specifically on the login page in the case of `BANNER_LOGIN`) but it was reported that an admin user can make use of these settings to inject arbitrary HTML, potentially exposing Nautobot users to security issues such as cross-site scripting (stored XSS). The vulnerability is fixed in Nautobot 1.6.22 and 2.2.4.

The advisory is shared at github.com. This vulnerability is known as CVE-2024-34707 since 05/07/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation requires an enhanced level of successful authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 1.6.22 or 2.2.4 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• Nautobot

Version

• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.6.6
• 1.6.7
• 1.6.8
• 1.6.9
• 1.6.10
• 1.6.11
• 1.6.12
• 1.6.13
• 1.6.14
• 1.6.15
• 1.6.16
• 1.6.17
• 1.6.18
• 1.6.19
• 1.6.20
• 1.6.21
• 2.2.0
• 2.2.1
• 2.2.2
• 2.2.3

Website

• Product: https://github.com/nautobot/nautobot/

CPE 2.3info

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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