// For flags

CVE-2021-20607

 

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Integer Underflow vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4 and prior allows an attacker to cause a DoS condition in the software by getting a user to open malicious project file specially crafted by an attacker.

Una vulnerabilidad de desbordamiento de enteros en las versiones 1.606G y anteriores de Mitsubishi Electric GX Works2, en las versiones 2.84N y anteriores de Mitsubishi Electric MELSOFT Navigator y en las versiones 5.4 y anteriores de Mitsubishi Electric EZSocket permite que un atacante provoque una condición de denegación de servicio (DoS) en el software haciendo que un usuario abra un archivo de proyecto malicioso especialmente diseñado por un atacante

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-12-17 CVE Reserved
  • 2021-12-17 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-09-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-191: Integer Underflow (Wrap or Wraparound)
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mitsubishielectric
Search vendor "Mitsubishielectric"
 Ezsocket
Search vendor "Mitsubishielectric" for product "Ezsocket"
 <= 5.4
Search vendor "Mitsubishielectric" for product "Ezsocket" and version " <= 5.4"
-
Affected
Mitsubishielectric
Search vendor "Mitsubishielectric"
 Gx Works2
Search vendor "Mitsubishielectric" for product "Gx Works2"
 <= 1.606g
Search vendor "Mitsubishielectric" for product "Gx Works2" and version " <= 1.606g"
-
Affected
Mitsubishielectric
Search vendor "Mitsubishielectric"
 Melsoft Navigator
Search vendor "Mitsubishielectric" for product "Melsoft Navigator"
*-
Affected