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cve[email protected]CVE-2021-20739
HistoryJul 07, 2021 - 8:15 a.m.

CVE-2021-20739

2021-07-0708:15:07
CWE-78
web.nvd.nist.gov
24
2
cve-2021-20739
unauthenticated
network-adjacent
arbitrary os command
security vulnerability
nvd

5.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.7%

WRC-300FEBK, WRC-F300NF, WRC-733FEBK, WRH-300RD, WRH-300BK, WRH-300SV, WRH-300WH, WRH-H300WH, WRH-H300BK, WRH-300BK-S, and WRH-300WH-S all versions allows an unauthenticated network-adjacent attacker to execute an arbitrary OS command via unspecified vectors.

Affected configurations

NVD
Node
elecomwrc-300febkMatch-
AND
elecomwrc-300febk_firmware
Node
elecomwrc-f300nfMatch-
AND
elecomwrc-f300nf_firmware
Node
elecomwrc-733febkMatch-
AND
elecomwrc-733febk_firmware
Node
elecomwrh-300rdMatch-
AND
elecomwrh-300rd_firmware
Node
elecomwrh-300bkMatch-
AND
elecomwrh-300bk_firmware
Node
elecomwrh-300svMatch-
AND
elecomwrh-300sv_firmware
Node
elecomwrh-300whMatch-
AND
elecomwrh-300wh_firmware
Node
elecomwrh-h300whMatch-
AND
elecomwrh-h300wh_firmware
Node
elecomwrh-h300bk_firmware
AND
elecomwrh-h300bkMatch-
Node
elecomwrh-300bk-s_firmware
AND
elecomwrh-300bk-sMatch-
Node
elecomwrh-300wh-s_firmware
AND
elecomwrh-300wh-sMatch-

CNA Affected

[
  {
    "product": "WRC-300FEBK, WRC-F300NF, WRC-733FEBK, WRH-300RD, WRH-300BK, WRH-300SV, WRH-300WH, WRH-H300WH, WRH-H300BK, WRH-300BK-S, and WRH-300WH-S",
    "vendor": "ELECOM CO.,LTD.",
    "versions": [
      {
        "status": "affected",
        "version": "all versions"
      }
    ]
  }
]

Social References

More

5.8 Medium

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.7%

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