CVE-2023-39479
Last modified
CVE-2023-39479 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Softing Secure Integration Server OPC UA Gateway Directory Creation Vulnerability. This vulnerability allows remote attackers to create directories on affected installations of Softing Secure Integration Server. EPSS estimates a 1.25% chance of exploitation in the next 30 days.
Description
Softing Secure Integration Server OPC UA Gateway Directory Creation Vulnerability. This vulnerability allows remote attackers to create directories 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-20548.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Softing | Secure Integration Server | 1.22.0.8686 |
References
- https://www.zerodayinitiative.com/advisories/ZDI-23-1061/Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-1061/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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