#VU71131 Stack-based buffer overflow in EXPRESSCLUSTER X and EXPRESSCLUSTER X SingleServerSafe - CVE-2022-34823

Vulnerability identifier: #VU71131

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-34823

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
EXPRESSCLUSTER X
Other software / Other software solutions
EXPRESSCLUSTER X SingleServerSafe
Other software / Other software solutions

Vendor: NEC Corporation

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

EXPRESSCLUSTER X: 1.0 - 5.0

EXPRESSCLUSTER X SingleServerSafe: 1.0 - 5.0

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External links
https://jpn.nec.com/security-info/secinfo/nv22-014_en.html
https://jvn.jp/en/vu/JVNVU93704047/index.html

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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.