Vulnerability identifier: #VU20370

Vulnerability risk: Medium

CVSSv3.1: 5.5 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-284

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Smart TV Box
Hardware solutions / Firmware

Vendor: KDDI CORPORATION

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the device enables access to Android Debug Bridge via port 5555/TCP of LAN side interface. A remote attacker can bypass implemented security restrictions and perform arbitrary operations on the target device.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Smart TV Box: All versions

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External links
http://jvn.jp/en/jp/JVN17127920/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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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