#VU28174 Authentication bypass using an alternate path or channel in Epson EB-1470Ui - CVE-2020-6091

Vulnerability identifier: #VU28174

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-2020-6091

CWE-ID: CWE-288

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Epson EB-1470Ui
Hardware solutions / Other hardware appliances

Vendor: Seiko Epson Corporation

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exist due to improper implementation of the authentication process in the ESPON Web Control functionality of Epson EB-1470Ui MAIN: 98009273ESWWV107 MAIN2: 8X7325WWV303. A remote attacker can send a specially crafted HTTP request, bypass authentication and gain full read/write configuration access on the target device.

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

Vulnerable software versions

Epson EB-1470Ui: All versions

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External links
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1011

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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.