SB2021100606 - Multiple vulnerabilities in Mitsubishi Electric GOT and Tension Controller

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Main Vulnerability Database SB2021100606

SB2021100606 - Multiple vulnerabilities in Mitsubishi Electric GOT and Tension Controller

Published: October 6, 2021

Security Bulletin ID SB2021100606
CSH Severity
Medium
Patch available
NO
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) Improper Handling of Exceptional Conditions (CVE-ID: CVE-2021-20602)

CWE-ID: CWE-755 - Improper Handling of Exceptional Conditions

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of exceptional conditions. A remote attacker can send specially crafted packets and perform a denial of service (DoS) attack.


2) Input validation error (CVE-ID: CVE-2021-20603)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the TCP-IP protocol stack of GOT and Tension Controller. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


3) Input validation error (CVE-ID: CVE-2021-20604)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the TCP-IP protocol stack of GOT and Tension Controller. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


4) Input validation error (CVE-ID: CVE-2021-20605)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the TCP-IP protocol stack of GOT and Tension Controller. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References