CVEvulnerability

CVE-2021-22816

7.5 HIGH Published 2022-01-28 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2022-01-28
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-754

Description

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause a Denial of Service of the RTU when receiving a specially crafted request over Modbus, and the RTU is configured as a Modbus server. Affected Products: SCADAPack 312E, 313E, 314E, 330E, 333E, 334E, 337E, 350E and 357E RTUs with firmware V8.18.1 and prior

Affected configurations

• schneider-electric scadapack 312e firmware (< 8.19.1) • schneider-electric scadapack 313e firmware (< 8.19.1) • schneider-electric scadapack 314e firmware (< 8.19.1) • schneider-electric scadapack 330e firmware (< 8.19.1) • schneider-electric scadapack 333e firmware (< 8.19.1) • schneider-electric scadapack 334e firmware (< 8.19.1) • schneider-electric scadapack 337e firmware (< 8.19.1) • schneider-electric scadapack 350e firmware (< 8.19.1) • schneider-electric scadapack 357e firmware (< 8.19.1)

Related

Weakness · CWE (1)

  • CWE-754 Improper Check for Unusual or Exceptional Conditions weakness

References