SB2021052803 - Denial of service in Mitsubishi Electric MELSEC iQ-R Series
Published: May 28, 2021
Security Bulletin ID
SB2021052803
Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2021-20591)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper session management. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.