CVE-2018-17146

Nagios Xi vulnerability

CVSS

5.4

EPSS

3.6%

EPSS pct

88th

Exploited

No known

A cross-site scripting vulnerability exists in Nagios XI before 5.5.4 via the 'name' parameter within the Account Information page. Exploitation of this vulnerability allows an attacker to execute arbitrary JavaScript code within the auto login admin management page.

Affected vendor

Nagios

Affected product

Nagios Xi

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2019-06-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2018-17146

Confirm whether Nagios Nagios Xi is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2018-17146.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-17146

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-17146 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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