Heap-based buffer overflow in Kepware products - CVE-2022-2848

Vulnerability identifier: #VU66903

CSH Severity: High

CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-2848

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a boundary error. A remote attacker can send specially crafted OPC UA messages, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack or gain access to sensitive information on the system.

ThingWorkx Industrial Connectivity
ThingWorkx Kepware Edge
KEPServerEX
OPC-Aggregator
ThingWorkx Kepware Server
KEPServer Enterprise
TOP Server
Industrial Gateway Server

Install updates from vendor's website.

ThingWorkx Kepware Edge - update to 1.5
KEPServerEX - update to 6.12
OPC-Aggregator - update to 6.12
ThingWorkx Kepware Server - update to 6.12
KEPServer Enterprise - update to 6.12
TOP Server - update to 6.12
Industrial Gateway Server - update to 7.612

• https://ics-cert.us-cert.gov/advisories/icsa-22-242-10
• https://www.zerodayinitiative.com/advisories/ZDI-22-1454/

• Multiple vulnerabilities in PTC Kepware KEPServerEX
• Multiple vulnerabilities in Rockwell Automation KEPServer Enterprise
• Multiple vulnerabilities in GE Digital Industrial Gateway Server
• Multiple vulnerabilities in Software Toolbox TOP Server