Authentication bypass in Epson EB-1470Ui

1) Authentication bypass using an alternate path or channel

EUVDB-ID: #VU28174

Risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-6091

CWE-ID: CWE-288 - Authentication Bypass Using an Alternate Path or Channel

Exploit availability: No

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

External links

http://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1011

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.