Input validation error in Seiko Epson Corporation products - CVE-2023-38556

Vulnerability identifier: #VU78879

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2023-38556

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Seiko Epson Corporation

Affected software:
EP-801A
EP-802A
EP-901A
EP-901F
EP-902A
PA-TCU1
PM-T960
PM-T990
PX-201
PX-502A
PX-601F
PX-602F

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the Web Config. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

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

• https://jvn.jp/en/jp/JVN61337171/index.html
• https://www.epson.jp/support/misc_t/230802_oshirase.htm