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JpcertCVE-2021-20711

HistoryApr 26, 2021 - 1:15 a.m.

CVE-2021-20711

2021-04-2601:15:08

CWE-78

jpcert

web.nvd.nist.gov

aterm

wg2600hs

firmware

os command execution

cve-2021-20711

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

Aterm WG2600HS firmware Ver1.5.1 and earlier allows an attacker to execute arbitrary OS commands via unspecified vectors.

Affected configurations

Nvd

Vulners

Node

necaterm_wg2600hs_firmwareRange≤1.5.1

AND

necaterm_wg2600hsMatch-

VendorProductVersionCPE
necaterm_wg2600hs_firmware*cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:*
necaterm_wg2600hs-cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
nec	aterm_wg2600hs_firmware	*	cpe:2.3:o:nec:aterm_wg2600hs_firmware::::::::
nec	aterm_wg2600hs	-	cpe:2.3:h:nec:aterm_wg2600hs:-:::::::*

CNA Affected

[
  {
    "product": "Aterm WG2600HS",
    "vendor": "NEC Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "firmware Ver1.5.1 and earlier"
      }
    ]
  }
]

References

jpn.nec.com/security-info/secinfo/nv21-010.html

jvn.jp/en/jp/JVN29739718/index.html

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

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