Medium severity · published Aug 9, 2023
CVE-2023-38999
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…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Opnsense · Opnsense
before 23.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-38999
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-38999
Patch
https://github.com/opnsense/core/commit/5d68f43d1f254144831881fc87d885eed120cf3c
Exploit
https://logicaltrust.net/blog/2023/08/opnsense.html
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