CVEvulnerability

CVE-2021-22764

5.3 MEDIUM Published 2021-06-11 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-06-11
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-287

Description

A CWE-287: Improper Authentication vulnerability exists in PowerLogic PM55xx, PowerLogic PM8ECC, PowerLogic EGX100 and PowerLogic EGX300 (see security notification for version infromation) that could cause loss of connectivity to the device via Modbus TCP protocol when an attacker sends a specially crafted HTTP request.

Affected configurations

• schneider-electric powerlogic pm5560 firmware (< 2.7.8) • schneider-electric powerlogic pm5561 firmware (< 10.7.3) • schneider-electric powerlogic pm5562 firmware (<= 2.5.4) • schneider-electric powerlogic pm5563 firmware (< 2.7.8)

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References