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cve[email protected]CVE-2021-20606
HistoryDec 17, 2021 - 5:15 p.m.

CVE-2021-20606

2021-12-1717:15:11
CWE-125
web.nvd.nist.gov
30
2
cve
2021
20606
out-of-bounds read
vulnerability
mitsubishi electric
gx works2
melsoft navigator
ezsocket
dos
nvd

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.7%

Out-of-bounds Read 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.

Affected configurations

NVD
Node
mitsubishielectricezsocketRange5.4
OR
mitsubishielectricgx_works2Range1.606g
OR
mitsubishielectricmelsoft_navigator

CNA Affected

[
  {
    "product": "Mitsubishi Electric GX Works2; Mitsubishi Electric MELSOFT Navigator; Mitsubishi Electric EZSocket",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Mitsubishi Electric GX Works2 versions 1.606G and prior"
      },
      {
        "status": "affected",
        "version": "Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior"
      },
      {
        "status": "affected",
        "version": "Mitsubishi Electric EZSocket versions 5.4 and prior"
      }
    ]
  }
]

Social References

More

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.7%

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