CVE-2024-5322: N-central Authentication Bypass via Session Rebinding

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-01 · updated 2026-06-17
Weakness: CWE-288

Description

The N-central server is vulnerable to session rebinding of already authenticated users when using Entra SSO, which can lead to authentication bypass. This vulnerability is present in all Entra-supported deployments of N-central prior to 2024.3.

Affected products

N-able N-central: before 2024.3 — fixed in 2024.3

How to fix

Upgrade to a fixed version: N-able N-central 2024.3. Check the vendor advisory for mitigations.

References

https://documentation.n-able.com/N-central/Release_Notes/GA/Content/2024.3%20Release%20Notes.htm
https://me.n-able.com/s/security-advisory/aArVy0000000BgDKAU/cve20245322-ncentral-authentication-bypass-via-session-rebinding
https://documentation.n-able.com/N-central/Release_Notes/GA/Content/2024.3%20Release%20Notes.htm
https://me.n-able.com/s/security-advisory/aArVy0000000BgDKAU/cve20245322-ncentral-authentication-bypass-via-session-rebinding

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