XPath Injection in Unified Automation Uagateway
CVE-2023-32173
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. The 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. . Was ZDI-CAN-20576.
EPSS: 0.012 (64.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Unified Automation Uagateway — versions UaGateway 1.5.13
- Unified-automation Uagateway
Weakness classification (CWE)
Public proof-of-concept exploits
References
- zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)
- zdi-disclosures@trendmicro.com (vendor-advisory, Release Notes)
Frequently asked questions
- What is CVE-2023-32173?
- CVE-2023-32173 is a medium-severity vulnerability in Unified Automation Uagateway, classified under XML Injection (Blind XPath Injection). CVSS score: 5.8/10. Published 2024-05-03.
- How severe is CVE-2023-32173?
- Medium severity. CVSS v3 base score is 5.8 out of 10.
- Is CVE-2023-32173 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.