Unified Automation UaGateway Certificate Parsing Integer Overflow Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the processing of client certificates. When parsing the certificate length field, the process does not properly validate user-supplied data, which can result in an integer overflow. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20353.
            The specific flaw exists within the processing of client certificates. When parsing the certificate length field, the process does not properly validate user-supplied data, which can result in an integer overflow. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20353.
Metrics
Affected Vendors & Products
Advisories
    | Source | ID | Title | 
|---|---|---|
|  EUVD | EUVD-2023-45702 | Unified Automation UaGateway Certificate Parsing Integer Overflow Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of client certificates. When parsing the certificate length field, the process does not properly validate user-supplied data, which can result in an integer overflow. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20353. | 
Fixes
    Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
        | Link | Providers | 
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-23-1286/ |       | 
History
                    Fri, 08 Aug 2025 19:00:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| CPEs | cpe:2.3:a:unified-automation:uagateway:*:*:*:*:*:*:*:* | |
| Metrics | cvssV3_1 
 | 
 MITRE
                        MITRE
                    Status: PUBLISHED
Assigner: zdi
Published:
Updated: 2024-08-02T18:54:04.390Z
Reserved: 2023-08-24T19:16:24.557Z
Link: CVE-2023-41185
 Vulnrichment
                        Vulnrichment
                    Updated: 2024-08-02T18:54:04.390Z
 NVD
                        NVD
                    Status : Analyzed
Published: 2024-05-03T03:15:28.230
Modified: 2025-08-08T18:47:48.833
Link: CVE-2023-41185
 Redhat
                        Redhat
                    No data.
 OpenCVE Enrichment
                        OpenCVE Enrichment
                    Updated: 2025-07-12T22:23:38Z