CVE-2021-25296 KEV
8.8
HIGH · CVSS 3.1 · EPSS 72.2% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2022-02-01.
Description
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/windowswmi/windowswmi.inc.php due to improper sanitization of authenticated user-controlled input by a single HTTP request, which can lead to OS command injection on the Nagios XI server.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 72.18% — more likely to be exploited than 99% of all CVEs |
| On CISA KEV | yes — remediate by 2022-02-01 |
| Public exploit | none known |
| Published | 2021-02-15 |
| Last modified | 2026-07-09 |
CISA KEV
| Name | Nagios XI OS Command Injection |
|---|---|
| Added | 2022-01-18 |
| Due | 2022-02-01 |
| Vendor / product | Nagios / Nagios XI |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| nagios | nagios xi |
References
- http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html
- https://assets.nagios.com/downloads/nagiosxi/versions.php
- https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md
- https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and
- http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html
- http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html
- https://assets.nagios.com/downloads/nagiosxi/versions.php
- https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md
- https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25296
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