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

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