CVE-2020-28901
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code...
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.
- Record
CVE-2020-28901- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.
- Record
CVE-2020-28901- Updated
- 2026-11-02
EUVDEUVD-2020-21292 No score
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.
- Record
EUVD-2020-21292- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6cgq-hfg3-f2qv No score
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code...
Command Injection in Nagios Fusion 4.1.8 and earlier allows for Privilege Escalation or Code Execution as root via vectors related to corrupt component installation in cmd_subsys.php.
- Record
GHSA-6cgq-hfg3-f2qv- Weakness
- CWE-77
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-28901 is a critical vulnerability (CVSS 9.8) in Nagios Fusion, published May 24, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 11.9%, the 96th percentile. No source names a fixed version.
References
nagios.com/downloads/nagios-xi/change-log
skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you
packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html
nvd.nist.gov/vuln/detail/CVE-2020-28901
github.com/advisories/GHSA-6cgq-hfg3-f2qv