CVE-2025-34155

Description

Tibbo AggreGate Network Manager < 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.

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Weakness Type (CWE)

CWE-204 CWE-204

References

Other References

https://aggregate.digital/downloads.html https://aggregate.digital/products/network-manager.html https://www.vulncheck.com/advisories/tibbo-aggregate-network-manager-login-functionality-user-enumeration

Frequently Asked Questions

What is CVE-2025-34155? +

Tibbo AggreGate Network Manager < 6.40.05 contains an observable response discrepancy in its login functionality. Authentication failure messages differ based on whether a supplied username exists or not, allowing an unauthenticated remote attacker to infer valid account identifiers. This can facilitate user enumeration and increase the likelihood of targeted brute-force or credential-stuffing attacks.

How do I check if I'm vulnerable to CVE-2025-34155? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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