Cyber Resilience

CVE-2023-27520

Medium

Published: 11 April 2023

Published
11 April 2023
Modified
10 February 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0027 50.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-27520 is a medium-severity CSRF (CWE-352) vulnerability in Epson Lp-9200Ps2 Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 49.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

epson
lp-9200ps2 firmware
all versions
epson
lp-9200ps3 firmware
all versions
epson
lp-8200c firmware
all versions
epson
lp-9600 firmware
all versions
epson
lp-9600s firmware
all versions
epson
lp-9300 firmware
all versions
epson
lp-8500c firmware
all versions
epson
lp-8700ps3 firmware
all versions
epson
lp-9800c firmware
all versions
epson
lp-s5500 firmware
all versions
+110 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-352

Awareness training educates users on avoiding untrusted links and actions that can be exploited via CSRF.

addresses: CWE-352

Requiring user re-entry of credentials for sensitive actions prevents automated forgery of requests without active user participation.

addresses: CWE-352

Security testing regimens explicitly include checks for missing or ineffective anti-CSRF protections in web applications.

addresses: CWE-352

Detects anomalous request patterns consistent with cross-site request forgery.

References