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CVE-2023-46745: LibreNMS vulnerable to rate limiting bypass on login page

November 17, 2023 (updated November 25, 2023)

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems. In affected versions the login method has no rate limit. An attacker may be able to leverage this vulnerability to gain access to user accounts. This issue has been addressed in version 23.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

References

  • github.com/advisories/GHSA-rq42-58qf-v3qx
  • github.com/librenms/librenms/commit/7c006e96251ae1d32e1a015b361a7bfbb815c028
  • github.com/librenms/librenms/pull/15558
  • github.com/librenms/librenms/releases/tag/23.11.0
  • github.com/librenms/librenms/security/advisories/GHSA-rq42-58qf-v3qx

Code Behaviors & Features

Detect and mitigate CVE-2023-46745 with GitLab Dependency Scanning

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Affected versions

All versions before 23.11.0

Fixed versions

  • 23.11.0

Solution

Upgrade to version 23.11.0 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Learn more about CVSS

Weakness

  • CWE-307: Improper Restriction of Excessive Authentication Attempts

Source file

packagist/librenms/librenms/CVE-2023-46745.yml

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