CVE-2023-41185

HIGH

Unified Automation UaGateway < 1.5.13.487 - DoS via Certificate Length Field Integer Overflow

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1286/

Scores

CVSS v3 7.5
EPSS 0.0075
EPSS Percentile 50.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-190
Status published
Products (1)
unified-automation/uagateway < 1.5.13.487
Published May 03, 2024
Tracked Since Feb 18, 2026