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Vulnerability record · CVE-2023-46386 · published 30 November 2023

CVE-2023-46386: Loytec linx-212 firmware cleartext storage of sensitive data vulnerability

Loytec · Linx 212 Firmware

LOYTEC electronics GmbH LINX-212 and LINX-151 devices (all versions) are vulnerable to Insecure Permissions via registry.xml file. This vulnerability allows remote attackers to disclose smtp client account credentials and bypass email authentication.

7.5 CVSS 3.1 High EPSS 1.6% · top 25.6% CWE-312 · Cleartext storage of sensitive data
7.5CVSS 3.1 base score
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
7References
17 Jun 2026Last modified by NVD

Description

LOYTEC electronics GmbH LINX-212 and LINX-151 devices (all versions) are vulnerable to Insecure Permissions via registry.xml file. This vulnerability allows remote attackers to disclose smtp client account credentials and bypass email authentication.

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

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/175952/Loytec-L-INX-Automation-Servers-Information-Disclosure-Cleartext-Secrets.htm Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2023/Nov/7 Mailing ListThird Party Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-24-247-01
https://www.txone.com/blog/ten-unpatched-vulnerabilities-in-building-automation-products-identified-by-txone-networks/
http://packetstormsecurity.com/files/175952/Loytec-L-INX-Automation-Servers-Information-Disclosure-Cleartext-Secrets.htm Third Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2023/Nov/7 Mailing ListThird Party Advisory
https://www.txone.com/blog/ten-unpatched-vulnerabilities-in-building-automation-products-identified-by-txone-networks/

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Related vulnerabilities

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

8.2CVE-2023-46381Loytec linx-212 firmware missing authentication for critical function vulnerabilityLOYTEC LINX-151, LINX-212, LVIS-3ME12-A1, LIOB-586, LIOB-580 V2, LIOB-588, L-INX Configurator devices (all versions) lack authentication for the prei…EPSS 7.4%7.5CVE-2023-46387Loytec linx-212 firmware vulnerabilityLOYTEC electronics GmbH LINX-212 and LINX-151 devices (all versions) are vulnerable to Incorrect Access Control via dpal_config.zml file. This vulner…EPSS 2.0%7.5CVE-2023-46388Loytec linx-212 firmware cleartext storage of sensitive data vulnerabilityLOYTEC electronics GmbH LINX-212 and LINX-151 devices (all versions) are vulnerable to Insecure Permissions via dpal_config.zml file. This vulnerabil…EPSS 1.5%7.5CVE-2023-46389Loytec linx-212 firmware vulnerabilityLOYTEC electronics GmbH LINX-212 and LINX-151 devices (all versions) are vulnerable to Incorrect Access Control via registry.xml file. This vulnerabi…EPSS 2.0%7.5CVE-2023-46382Loytec linx-212 firmware cleartext transmission vulnerabilityLOYTEC LINX-151, LINX-212, LVIS-3ME12-A1, LIOB-586, LIOB-580 V2, LIOB-588, L-INX Configurator devices (all versions) use cleartext HTTP for login.EPSS 2.5%7.5CVE-2023-46380Loytec linx-212 firmware cleartext transmission vulnerabilityLOYTEC LINX-151, LINX-212, LVIS-3ME12-A1, LIOB-586, LIOB-580 V2, LIOB-588, L-INX Configurator devices (all versions) send password-change requests vi…EPSS 2.5%5.7CVE-2011-4723D-Link DIR-300 router stores passwords in cleartextThe D-Link DIR-300 router stores passwords in cleartext rather than in a protected form. Anyone who can reach the stored data can read credentials di…KEVEPSS 3.1%analysed

Source: NIST National Vulnerability Database (record CVE-2023-46386), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.