Is CVE-2025-34270 in the CISA KEV catalog?

No. CVE-2025-34270 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-34270?

CVE-2025-34270 has a CVSS v3 base score of 4.9 (MEDIUM).

What is the EPSS score for CVE-2025-34270?

CVE-2025-34270 has an EPSS score of 0.57% (43th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-34270?

Upgrade log server to 2024 or later.

CVE & CISA-KEV Catalog

CVE-2025-34270

MEDIUM

4.9

CVSS v3

NVD

Description

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.

CWE-312 CWE-522

How to fix

Remediation Available

log serverNVD

Affected:< 2024Fixed in:2024CVE-2025-34270derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.57%probability of exploitation in 30 days

43rdpercentile

Moderate risk: more likely to be exploited than 43% of all known CVEs.

References

Vendor Advisory1

nagios.com

Third-Party Advisory1

vulncheck.com

Release Notes1

nagios.com

Other references1

support.nagios.com

Related Vulnerabilities

Other CWE-312 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-50719	High	7.5	84%	-	Fix
CVE-2022-26148	Critical	9.8	53%	-	Fix
CVE-2020-24577	High	7.5	19%	-	Fix
CVE-2021-27140	High	7.5	19%	-	-
CVE-2021-27176	High	7.5	19%	-	-
CVE-2021-27174	High	7.5	19%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-06.