CVE-2020-35578
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line...
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line-ending conversion feature is mishandled during a plugin upload, a remote, authenticated admin user can execute operating-system commands.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line-ending conversion feature is mishandled during a plugin upload, a remote, authenticated admin user can execute operating-system commands.
- Record
CVE-2020-35578- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0 High
AV:N/AC:L/Au:S/C:C/I:C/A:C - Weakness
- CWE-78
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line-ending conversion feature is mishandled during a plugin upload, a remote, authenticated admin user can execute operating-system commands.
- Record
CVE-2020-35578- Updated
- 2026-11-02
EUVDEUVD-2020-23244 No score
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line-ending conversion feature is mishandled during a plugin upload, a remote, authenticated admin user can execute operating-system commands.
- Record
EUVD-2020-23244- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gp5w-f9p7-f7f5 No score
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line...
An issue was discovered in the Manage Plugins page in Nagios XI before 5.8.0. Because the line-ending conversion feature is mishandled during a plugin upload, a remote, authenticated admin user can execute operating-system commands.
- Record
GHSA-gp5w-f9p7-f7f5- Weakness
- CWE-78
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Metasploit | Nagios XI Prior to 5.8.0 - Plugins Filename Authenticated Remote Code Exection | 2020-12-19 |
| Exploit-DB | Nagios XI 5.7.X - Remote Code Execution RCE (Authenticated) | 2021-01-14 |
| Metasploit | Nagios XI Scanner |
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-35578 is a high vulnerability (CVSS 7.2) in Nagios Xi, published January 13, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 81.9%, the 99th percentile. No source names a fixed version.
References
nagios.com/downloads/nagios-xi/change-log
packetstormsecurity.com/files/160948/Nagios-XI-5.7.x-Remote-Code-Execution.html
nvd.nist.gov/vuln/detail/CVE-2020-35578
github.com/advisories/GHSA-gp5w-f9p7-f7f5