PT-2021-15205 · Schneider Electric · Powerlogic Egx300+1

Published 2021-06-11 · Updated 2026-05-29 · CVE-2021-22767

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions PowerLogic EGX100 versions 3.0.0 and newer PowerLogic EGX300 all versions

Description A vulnerability exists due to improper input validation, which could cause denial of service or remote code execution via a specially crafted HTTP packet.

Recommendations For PowerLogic EGX100 versions 3.0.0 and newer, update to a version that includes input validation fixes. For PowerLogic EGX300 all versions, apply configuration changes to restrict access to vulnerable HTTP endpoints until a patch is available. As a temporary workaround, consider restricting access to the device to minimize the risk of exploitation.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2021-22767

Affected Products

Powerlogic Egx100

Powerlogic Egx300

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-22767 · Security Note
• http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-03 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22767 · Vendor Advisory
• https://t.me/cvenotify/26083 · Telegram Post
• https://t.me/cvenotify/88829 · Telegram Post
• https://t.me/cvenotify/16210 · Telegram Post
• https://t.me/cveNotify/165221 · Telegram Post
• https://t.me/cvenotify/88830 · Telegram Post