CVEvulnerability

CVE-2021-20598

5.3 MEDIUM Published 2021-08-06 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-08-06
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 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-287

Description

Overly Restrictive Account Lockout Mechanism vulnerability in Mitsubishi Electric MELSEC iQ-R series CPU modules (R08/16/32/120SFCPU all versions, R08/16/32/120PSFCPU all versions) allows a remote unauthenticated attacker to lockout a legitimate user by continuously trying login with incorrect password.

Affected configurations

• mitsubishielectric r08sfcpu firmware • mitsubishielectric r16sfcpu firmware • mitsubishielectric r32sfcpu firmware • mitsubishielectric r120sfcpu firmware • mitsubishielectric r08psfcpu firmware • mitsubishielectric r16psfcpu firmware • mitsubishielectric r32psfcpu firmware • mitsubishielectric r120psfcpu firmware

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References