Multiple vulnerabilities in Rockwell Automation KEPServer Enterprise

Published: 2023-12-05

Risk	High
Patch available	NO
Number of vulnerabilities	2
CVE-ID	CVE-2023-5908 CVE-2023-5909
CWE-ID	CWE-122 CWE-297
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	KEPServer Enterprise Server applications / Other server solutions
Vendor	Rockwell Automation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU83635

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-5908

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack or leak information.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

KEPServer Enterprise: 6.14.263.0

External links

http://www.cisa.gov/news-events/ics-advisories/icsa-23-334-03

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper validation of certificate with host mismatch

EUVDB-ID: #VU83637

Risk: Medium

CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-5909

CWE-ID: CWE-297 - Improper Validation of Certificate with Host Mismatch