#VU73257 Reliance on File Name or Extension of Externally-Supplied File in Akuvox E11 - CVE-2023-0350

Vulnerability identifier: #VU73257

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-2023-0350

CWE-ID: CWE-646

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Akuvox E11
Hardware solutions / Other hardware appliances

Vendor: Akuvox

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to the affected product does not ensure that a file extension is associated with the file provided. A remote attacker can change the extension of a malicious file to an accepted file type and upload a file to the device.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Akuvox E11: All versions

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External links
https://claroty.com/team82/research/the-silent-spy-among-us-modern-attacks-against-smart-intercoms

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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.