CSRF in Epson Esifnw1
CVE-2023-27520
Cross-site request forgery (CSRF) vulnerability in SEIKO EPSON printers/network interface Web Config allows a remote unauthenticated attacker to hijack the authentication and perform unintended operations by having a logged-in user view a malicious page. [Note] Web Config is the software that allows users to check the status and change the settings of SEIKO EPSON printers/network interface via a web browser. According to SEIKO EPSON CORPORATION, it is also called as Remote Manager in some products. Web Config is pre-installed in some printers/network interface provided by SEIKO EPSON CORPORATION. For the details of the affected product names/model numbers, refer to the information provided by the vendor.
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.003 (23.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vultures@jpcert.or.jp (Mitigation, Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-27520?
- CVE-2023-27520 is a medium-severity vulnerability in Epson Esifnw1, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2023-04-11.
- How severe is CVE-2023-27520?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2023-27520 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.