RCE in Nagios Nagios_xi
CVE-2021-25297
Nagios XI version xi-5.7.5 is affected by OS command injection. The vulnerability exists in the file /usr/local/nagiosxi/html/includes/configwizards/switch/switch.inc.php due to improper sanitization of authenticated user-controlled input…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.564 (99.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nagios Nagios_xi
- N/a — versions n/a
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Product)
- cve@mitre.org (Product, Exploit)
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory)
- cve@mitre.org (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2021-25297?
- CVE-2021-25297 is a high-severity vulnerability in Nagios Nagios_xi, classified under OS Command Injection. CVSS score: 8.8/10. Published 2021-02-15.
- How severe is CVE-2021-25297?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-25297 known to be exploited?
- Yes. CVE-2021-25297 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-01-18), indicating it is being actively exploited. 7 public proof-of-concept repositories are indexed.