CVE-2021-25298
Summary
| CVE | CVE-2021-25298 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-02-15 13:15:12 UTC |
| Updated | 2026-07-06 12:40:04 UTC |
| 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/cloud-vm/cloud-vm.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. |
Risk And Classification
Primary CVSS: v3.1 8.8 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.751960000 probability, percentile 0.994520000 (date 2026-07-07)
CISA KEV: Listed on 2022-01-18; due 2022-02-01; ransomware use Unknown
Problem Types: NVD-CWE-Other | CWE-78 | n/a | CWE-78 CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | ADP | DECLARED | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 9 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
SingleConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:N/AC:L/Au:S/C:C/I:C/A:C
CISA Known Exploited Vulnerability
| Vendor | Nagios |
|---|---|
| Product | Nagios XI |
| Name | Nagios XI OS Command Injection |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2021-25298 |
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.cisa.gov/known-exploited-vulnerabilities-catalog | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | www.cisa.gov | US Government Resource |
| Nagios XI 5.7.5 Remote Code Execution ≈ Packet Storm | af854a3a-2127-422b-91ae-364da2661108 | packetstormsecurity.com | Exploit, Third Party Advisory, VDB Entry |
| Nagios - Network, Server and Log Monitoring Software | af854a3a-2127-422b-91ae-364da2661108 | nagios.com | Product |
| Nagios XI · Previous Versions | af854a3a-2127-422b-91ae-364da2661108 | assets.nagios.com | Product |
| Nagios XI 5.7.5 Remote Code Execution ≈ Packet Storm | af854a3a-2127-422b-91ae-364da2661108 | packetstormsecurity.com | Exploit, Third Party Advisory, VDB Entry |
| nagios-xi-5.7.5-bugs/README.md at main · fs0c-sh/nagios-xi-5.7.5-bugs · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Exploit, Third Party Advisory |
| Anatomy of a Command Injection: CVE-2021-25296(7,8) with Metasploit Module & Nuclei Template | Fastly | af854a3a-2127-422b-91ae-364da2661108 | www.fastly.com | Exploit, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| ADP | 2022-01-18T00:00:00.000Z | CVE-2021-25298 added to CISA KEV |
Legacy QID Mappings
- 375516 Nagios XI 5.7.5 Have Multiple Vulnerabilities