Vulnerability in Nagios Log Server

CVE-2025-34270

Nagios Log Server versions prior to 2024R2.0.2 contain a vulnerability in the AD/LDAP user import functionality as it fails to obfuscate the password field during import. As a result, the plaintext password supplied for imported accounts may be exposed in the user interface, logs, or other diagnostic output. This can leak sensitive credentials to administrators or anyone with access to import results.

EPSS: 0.006 (44.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-34270?
CVE-2025-34270 is a medium-severity vulnerability in Nagios Log Server, classified under Cleartext Storage of Sensitive Information. CVSS score: 4.9/10. Published 2025-10-30.
How severe is CVE-2025-34270?
Medium severity. CVSS v3 base score is 4.9 out of 10.