CVE-2020-24899

Nagios Xi vulnerability

CVSS

8.8

EPSS

16.6%

EPSS pct

97th

Exploited

No known

Nagios XI 5.7.2 is affected by a remote code execution (RCE) vulnerability. An authenticated user can inject additional commands into normal webapp query.

Affected vendor

Nagios

Affected product

Nagios Xi

CVSS vector

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

Weakness type (CWE)

CWE-78 — OS Command Injection

Published

2021-02-15

Risk analysis

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

Its EPSS score of 16.6% 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-2020-24899

Confirm whether Nagios Nagios Xi is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2020-24899.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-24899

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-24899 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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