Vulnerability identifier: #VU53640

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: CVE-2021-31477

CWE-ID: CWE-798

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Reason RPV311
Hardware solutions / Firmware

Vendor:

Description

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in the firmware and filesystem. A remote attacker on the local network can access the affected system using the hard-coded credentials.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://www.zerodayinitiative.com/advisories/ZDI-21-616/
http://www.gegridsolutions.com/products/support/ges-2021-005%20-%20rpv311%20security%20notice.pdf

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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.