CVE-2019-20197
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell...
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.
- Record
CVE-2019-20197- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/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
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.
- Record
CVE-2019-20197- Updated
- 2026-11-02
EUVDEUVD-2019-10751 No score
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.
- Record
EUVD-2019-10751- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4ccv-pj8j-48ph No score
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell...
In Nagios XI 5.6.9, an authenticated user is able to execute arbitrary OS commands via shell metacharacters in the id parameter to schedulereport.php, in the context of the web-server user account.
- Record
GHSA-4ccv-pj8j-48ph- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | jas502n/CVE-2019-20197 | 2020-01-08 |
| PoC in GitHub | lp008/CVE-2019-20197 | 2020-01-08 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-20197 is a high vulnerability (CVSS 8.8) in Nagios Xi, published December 31, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 22.6%, the 97th percentile. No source names a fixed version.
