CVE-2023-39480
mediumpriority · track · 26EPSS 0.012 · 68 %ileEUUSEPSS · scored 2026-10-27
Softing Secure Integration Server FileDirectory OPC UA Object Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of Softing Secure Integration Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of FileDirectory OPC UA Objects. The issue results from allowing unauthorized access to the filesystem. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-20549.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
- softing secure integration server= 1.22.0.8686nvdUScpe:2.3:a:softing:secure_integration_server:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-39480/cnnvd
- https://industrial.softing.com/Patchcnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1062/cnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1062/enisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1062/Third Party Advisorynvd
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