CVE-2020-25385

Log Server vulnerability

CVSS

6.1

EPSS

16.2%

EPSS pct

97th

Exploited

No known

Nagios Log Server 2.1.7 contains a cross-site scripting (XSS) vulnerability in /nagioslogserver/configure/create_snapshot through the snapshot_name parameter, which may impact users who open a maliciously crafted link or third-party web page.

Affected vendor

Nagios

Affected product

Log Server

CVSS vector

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

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2021-01-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 16.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2020-25385

Confirm whether Nagios Log Server is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2020-25385.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-25385

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-25385 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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