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URL: https://nvd.nist.gov/vuln/detail/CVE-2021-25297

⇱ NVD - CVE-2021-25297

  1. Vulnerabilities

CVE-2021-25297 Detail

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/switch/switch.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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
http://nagios.com CVE, MITRE Product 
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html CVE, MITRE Exploit  Third Party Advisory  VDB Entry 
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html CVE, MITRE Exploit  Third Party Advisory  VDB Entry 
https://assets.nagios.com/downloads/nagiosxi/versions.php CVE, MITRE Exploit  Product 
https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md CVE, MITRE Exploit  Third Party Advisory 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297 CISA-ADP US Government Resource 
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and CVE, MITRE Exploit  Third Party Advisory 

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability Name Date Added Due Date Required Action
Nagios XI OS Command Injection 01/18/2022 02/01/2022 Apply updates per vendor instructions.

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other 👁 cwe source acceptance level
NIST  
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

19 change records found show changes

CVE Modified by CISA-ADP 6/16/2026 11:41:47 PM

Action Type Old Value New Value
Added SSVC 
{"timestamp":"2025-02-04T19:46:39.479223Z","id":"CVE-2021-25297","options":[{"exploitation":"active"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}

CVE Modified by MITRE 6/16/2026 11:41:47 PM

Action Type Old Value New Value
Added Affected 
[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]

Modified Analysis by NIST 11/03/2025 10:13:58 AM

Action Type Old Value New Value
Added Reference Type 
CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297 Types: US Government Resource

CVE Modified by CISA-ADP 10/21/2025 8:17:25 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297

CVE Modified by CISA-ADP 10/21/2025 4:18:22 PM

Action Type Old Value New Value
Removed Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297

CVE Modified by CISA-ADP 10/21/2025 3:18:54 PM

Action Type Old Value New Value
Added Reference 
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25297

Modified Analysis by NIST 7/30/2025 3:11:27 PM

Action Type Old Value New Value

CVE Modified by CISA-ADP 7/29/2025 10:16:24 PM

Action Type Old Value New Value
Added CWE 
CWE-78

Modified Analysis by NIST 3/14/2025 1:07:39 PM

Action Type Old Value New Value
Changed CPE Configuration 
OR
 *cpe:2.3:a:nagios:nagios_xi:5.7.5:*:*:*:*:*:*:*


 
OR
 *cpe:2.3:a:nagios:nagios_xi:*:*:*:*:*:*:*:* versions from (including) 5.5.6 from (including) 5.7.5

CVE Modified by CISA-ADP 2/04/2025 3:15:40 PM

Action Type Old Value New Value
Added CVSS V3.1 
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE Modified by CVE 11/21/2024 12:54:42 AM

Action Type Old Value New Value
Added Reference 
http://nagios.com
Added Reference 
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html
Added Reference 
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html
Added Reference 
https://assets.nagios.com/downloads/nagiosxi/versions.php
Added Reference 
https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md
Added Reference 
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and

Modified Analysis by NIST 7/24/2024 12:46:23 PM

Action Type Old Value New Value
Changed Reference Type 
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html No Types Assigned


 
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry
Changed Reference Type 
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and No Types Assigned


 
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and Exploit, Third Party Advisory

CVE Modified by MITRE 5/14/2024 4:28:02 AM

Action Type Old Value New Value

CWE Remap by NIST 8/08/2023 10:21:49 AM

Action Type Old Value New Value
Changed CWE 
CWE-78



NVD-CWE-Other


CVE Modified by MITRE 2/28/2023 9:15:51 PM

Action Type Old Value New Value
Added Reference 
https://www.fastly.com/blog/anatomy-of-a-command-injection-cve-2021-25296-7-8-with-metasploit-module-and [No Types Assigned]

CVE Modified by MITRE 2/08/2023 1:15:11 PM

Action Type Old Value New Value
Added Reference 
http://packetstormsecurity.com/files/170924/Nagios-XI-5.7.5-Remote-Code-Execution.html [No Types Assigned]

Modified Analysis by NIST 3/09/2021 3:20:16 PM

Action Type Old Value New Value
Changed Reference Type 
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html No Types Assigned


 
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry

CVE Modified by MITRE 2/26/2021 1:15:14 PM

Action Type Old Value New Value
Added Reference 
http://packetstormsecurity.com/files/161561/Nagios-XI-5.7.5-Remote-Code-Execution.html [No Types Assigned]

Initial Analysis by NIST 2/18/2021 9:31:40 AM

Action Type Old Value New Value
Added CVSS V3.1 
NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added CVSS V2 
NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C)
Added CWE 
NIST CWE-78
Added CPE Configuration 
OR
 *cpe:2.3:a:nagios:nagios_xi:5.7.5:*:*:*:*:*:*:*
Changed Reference Type 
http://nagios.com No Types Assigned


 
http://nagios.com Product
Changed Reference Type 
https://assets.nagios.com/downloads/nagiosxi/versions.php No Types Assigned


 
https://assets.nagios.com/downloads/nagiosxi/versions.php Exploit, Product
Changed Reference Type 
https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md No Types Assigned


 
https://github.com/fs0c-sh/nagios-xi-5.7.5-bugs/blob/main/README.md Exploit, Third Party Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-25297
NVD Published Date:
02/15/2021
NVD Last Modified:
06/16/2026
Source:
MITRE