GHSA-72m9-7c8x-pmmw

Source

https://github.com/advisories/GHSA-72m9-7c8x-pmmw

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/04/GHSA-72m9-7c8x-pmmw/GHSA-72m9-7c8x-pmmw.json

Aliases

• CVE-2024-32479

Published

2024-04-22T18:37:27Z

Modified

2024-04-23T14:43:31.266645Z

Details

Summary

There is improper sanitization on Service template name which is reflecting in delete button onclick event. This value can be modified and crafted as any other javascript code.

Vulnerable Code

https://github.com/librenms/librenms/blob/a61c11db7e8ef6a437ab55741658be2be7d14d34/app/Http/Controllers/ServiceTemplateController.php#L67C23-L67C23

Above is vulnerable code line which needs to be properly sanitized

PoC

1. Go to /services/templates
2. Enter name as testing', '14', 'http://172.105.62.194:8000/services/templates/14');alert(1);//
3. Submit it and try to delete it, you will see popup

If you inspect element on delete button, you will notice this:- <img width="748" alt="Screenshot 2023-11-23 at 9 30 24 PM" src="https://user-images.githubusercontent.com/31764504/285260018-7672a93d-e29b-4444-8057-e6ffcb8dabfc.png">

Impact

Cross site scripting can lead to cookie stealing or an attacker can execute any other feature using this feature.

References

• https://github.com/librenms/librenms/security/advisories/GHSA-72m9-7c8x-pmmw
• https://nvd.nist.gov/vuln/detail/CVE-2024-32479
• https://github.com/librenms/librenms/commit/19344f0584d4d6d4526fdf331adc60530e3f685b
• https://github.com/librenms/librenms
• https://github.com/librenms/librenms/blob/a61c11db7e8ef6a437ab55741658be2be7d14d34/app/Http/Controllers/ServiceTemplateController.php#L67C23-L67C23