CVE-2023-41185

High

Description

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductUnified-automation Uagateway
PublishedMay 3, 2024
First seenMay 3, 2024

How to fix

Update
  • unified-automation uagateway1.5.13.487 or later

Affected products

ProductAffected versionsFixed in
unified-automation uagatewayv < 1.5.13.4871.5.13.487

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