{"cve":"CVE-2023-32173","nvd":{"published":"2024-05-03T02:15:22.940","modified":"2026-06-17T05:58:14.960","status":"Analyzed","description":"Unified Automation UaGateway AddServer XML Injection 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 required to exploit this vulnerability when the product is in its default configuration.\n\nThe specific flaw exists within the implementation of the AddServer method. By specifying crafted arguments, an attacker can cause invalid characters to be inserted into an XML configuration file. An attacker can leverage this vulnerability to create a persistent denial-of-service condition on the system. \n. Was ZDI-CAN-20576.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H","score":5.8},"cwes":["CWE-91"],"references":["https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt","https://www.zerodayinitiative.com/advisories/ZDI-23-779/","https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt","https://www.zerodayinitiative.com/advisories/ZDI-23-779/"],"products":["unified-automation:uagateway"],"source":"nvd","synced_at":"2026-10-19T21:49:08.435428910+00:00"},"epss":{"cve":"CVE-2023-32173","score":0.01171,"percentile":0.6745,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}