CVE-2023-38999
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense before 23.7...
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
- Record
CVE-2023-38999- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE List No score
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
- Record
CVE-2023-38999- Updated
- 2026-11-02
EUVDEUVD-2023-42756 No score
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
- Record
EUVD-2023-42756- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hgxq-q79f-jvrh
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense before 23.7...
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense before 23.7 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
- Record
GHSA-hgxq-q79f-jvrh- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-352
- Updated
- 2026-11-02
OSV No score
A Cross-Site Request Forgery (CSRF) in the System Halt API (/system/halt) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.
- Record
CVE-2023-38999- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-38999 is a medium vulnerability (CVSS 6.5) in Opnsense, published August 9, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.