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Vulnerability record · CVE-2020-7509 · published 16 June 2020

CVE-2020-7509: Schneider-electric easergy t300 firmware improper privilege management vulnerability

Schneider Electric · Easergy T300 Firmware

A CWE-269: Improper privilege management (write) vulnerability exists in Easergy T300 (Firmware version 1.5.2 and older) which could allow an attacker to elevate their privileges and delete files.

7.2 CVSS 3.1 High EPSS 1.2% · top 32.5% CWE-269 · Improper privilege management
7.2CVSS 3.1 base score, v2 6.5
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A CWE-269: Improper privilege management (write) vulnerability exists in Easergy T300 (Firmware version 1.5.2 and older) which could allow an attacker to elevate their privileges and delete files.

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

Affected products

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

References

LinkTags
https://www.se.com/ww/en/download/document/SEVD-2020-161-04 Vendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-161-04 Vendor Advisory

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Related vulnerabilities

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

9.8CVE-2020-25176Schneider-electric easergy t300 firmware relative path traversal vulnerabilitySome commands used by the Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x eXchange Layer (IXL) protocol perform various file operations in t…EPSS 6.4%9.8CVE-2020-28215Schneider-electric easergy t300 firmware missing authorization vulnerabilityA CWE-862: Missing Authorization vulnerability exists in Easergy T300 (firmware 2.7 and older), that could cause a wide range of problems, including …EPSS 2.3%9.8CVE-2020-7561Schneider-electric easergy t300 firmware improper access control vulnerabilityA CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T300 (with firmware 2.7 and older) that could cause a wide ra…EPSS 3.2%9.8CVE-2020-7508Schneider-electric easergy t300 firmware improper restriction of authentication attempts vulnerabilityA CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists in Easergy T300 (Firmware version 1.5.2 and older) which cou…EPSS 1.4%9.8CVE-2020-7512Schneider-electric easergy t300 firmware vulnerabilityA CWE-1103: Use of Platform-Dependent Third Party Components with vulnerabilities vulnerability exists in Easergy T300 (Firmware version 1.5.2 and ol…EPSS 1.4%8.8CVE-2020-25178Schneider-electric easergy t300 firmware cleartext transmission vulnerabilityISaGRAF Workbench communicates with Rockwell Automation ISaGRAF Runtime Versions 4.x and 5.x using TCP/IP. This communication protocol provides vario…EPSS 1.7%8.8CVE-2020-7503Schneider-electric easergy t300 firmware cross-site request forgery vulnerabilityA CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists in Easergy T300 (Firmware version 1.5.2 and older) which could allow an attacker to…EPSS 0.55%7.5CVE-2020-28217Schneider-electric easergy t300 firmware missing encryption vulnerabilityA CWE-311: Missing Encryption of Sensitive Data vulnerability exists in Easergy T300 (firmware 2.7 and older), that would allow an attacker to read n…EPSS 0.58%

Source: NIST National Vulnerability Database (record CVE-2020-7509), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.