CVE-2023-32171
Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability.
Does this matter?
Lower severity and a low EPSS score (1.36%). Track it; it rarely justifies an emergency change on its own.
Description
Unified Automation UaGateway OPC UA Server Null Pointer Dereference 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. The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.36% probability · 70th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- unified-automation/uagateway
- Source
- zdi-disclosures@trendmicro.com
References
- https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-23-776/Third Party Advisory
- https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txtRelease Notes
- https://www.zerodayinitiative.com/advisories/ZDI-23-776/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.