Vulnerability identifier: #VU81414

Vulnerability risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-43627

CWE-ID: CWE-22

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
ACERA 1320
Hardware solutions / Routers & switches, VoIP, GSM, etc
ACERA 1310
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: FURUNO SYSTEMS

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote administrator on the local network can send a specially crafted HTTP request and alter arbitrary files on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ACERA 1320: 01.26

ACERA 1310: 01.26

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External links
http://www.furunosystems.co.jp/news/info/vulner20231002.html
http://jvn.jp/en/vu/JVNVU94497038/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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