PT-2019-5393 · Schneider Electric · Easergy T300

Published 2019-06-12 · Updated 2020-06-17 · CVE-2020-7509

Positive Technologies (AI Summary)

CVSS v2.0

8.7

High

Base vector

AV:N/AC:L/Au:S/C:P/I:C/A:C

Name of the Vulnerable Software and Affected Versions Easergy T300 versions 1.5.2 and older

Description The issue is related to improper privilege management, which could allow a remote attacker to elevate their privileges and perform actions such as writing and deleting arbitrary files on the device. This is due to a flaw in the firmware of the Schneider Electric Easergy T300 module controller for automation of transformer substations.

Recommendations For versions 1.5.2 and older, update to a version newer than 1.5.2 to resolve the issue. As a temporary workaround, consider restricting access to the device to minimize the risk of exploitation.

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

BDU:2020-02726

CVE-2020-7509

Affected Products

Easergy T300

References · 6

• https://se.com/ww/en/download/document/SEVD-2020-161-04 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-7509 · Security Note
• https://bdu.fstec.ru/vul/2020-02726 · Security Note
• https://osv.dev/vulnerability/CVE-2020-7509 · Vendor Advisory
• https://se.com/us/en/download/document/SEVD-2020-161-04 · Note
• https://t.me/cvenotify/4416 · Telegram Post