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Vulnerability record · CVE-2020-12511 · published 22 January 2021

CVE-2020-12511: Pepperl-fuchs io-link master 4-eip firmware cross-site request forgery vulnerability

Pepperl Fuchs · Io Link Master 4 Eip Firmware

Pepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to a Cross-Site Request Forgery (CSRF) in the web interface.

8.8 CVSS 3.1 High EPSS 0.57% · top 55.2% CWE-352 · Cross-site request forgery
8.8CVSS 3.1 base score, v2 6.8
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
12Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Pepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to a Cross-Site Request Forgery (CSRF) in the web interface.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

12 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert.vde.com/en-us/advisories/vde-2020-038 Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2020-038 Third Party Advisory

Track CVE-2020-12511 inside VULONE

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2020-12513Pepperl-fuchs io-link master 4-eip firmware os command injection vulnerabilityPepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to an authenticated blind OS Command Injection.EPSS 31%5.4CVE-2020-12512Pepperl-fuchs io-link master 4-eip firmware cross-site scripting vulnerabilityPepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to an authenticated reflected POST Cross-Site ScriptingEPSS 0.72%4.9CVE-2020-12514Pepperl-fuchs io-link master 4-eip firmware null pointer dereference vulnerabilityPepperl+Fuchs Comtrol IO-Link Master in Version 1.5.48 and below is prone to a NULL Pointer Dereference that leads to a DoS in discoverydEPSS 1.0%9.4CVE-2025-62593Ray browser-based RCE via insufficient User-Agent guardRay, an AI compute engine, contains a critical remote code execution flaw before version 2.52.0. Its defense against browser-based attacks relies on …KEVEPSS 62%analysed8.1CVE-2008-4128Cisco IOS HTTP Administration CSRF allows arbitrary command executionThe HTTP Administration component in Cisco IOS 12.4 on the 871 Integrated Services Router is vulnerable to multiple cross-site request forgery flaws.…KEVEPSS 34%analysed8.8CVE-2023-2533PaperCut NG/MF CSRF allows admin security setting changes and code executionPaperCut NG and MF contain a cross-site request forgery flaw that, under specific conditions, lets an attacker change security settings or execute ar…KEVEPSS 29%analysed8.0CVE-2014-100005D-Link DIR-600 router CSRF enables admin account creation and remote managementThe D-Link DIR-600 (rev. Bx) with firmware before 2.17b02 is affected by multiple cross-site request forgery flaws in hedwig.cgi, pigwidgeon.cgi and …KEVEPSS 43%analysed8.8CVE-2016-6277NETGEAR router cgi-bin command injection allows remote code executionMultiple NETGEAR router models fail to sanitize shell metacharacters in the path info passed to cgi-bin/, allowing remote command execution. The flaw…KEVEPSS 100%analysed

Source: NIST National Vulnerability Database (record CVE-2020-12511), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.