Remote code execution in Fuji Electric V-Server



Published: 2017-07-12
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-9639
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
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V-Server
Server applications / Web servers

Vendor Fuji Electric

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Memory corruption

EUVDB-ID: #VU7471

Risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-9639

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code.

The weakness exists due to boundary error. A remote attacker can send specially crafted file, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Update to version 4.0.1.
http://proself.hakko-elec.co.jp/proself/publicweb/publicweb.go/EKzkQAiIvMzAVF0Bg-FcEz9DkGitzZP0H8fRb...

Vulnerable software versions

V-Server: 3.3.17.0 - 3.3.22.0

External links

http://www.isssource.com/fuji-mitigates-electric-v-server-issue/


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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