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nvd[email protected]NVD:CVE-2021-20863
HistoryDec 01, 2021 - 3:15 a.m.

CVE-2021-20863

2021-12-0103:15:07
CWE-78
[email protected]
web.nvd.nist.gov

7.7 High

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

13.2%

JSON

OS command injection vulnerability in ELECOM routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware v1.52 and prior, WRC-2533GS2-W firmware v1.52 and prior, WRC-1750GS firmware v1.03 and prior, WRC-1750GSV firmware v2.11 and prior, WRC-1900GST firmware v1.03 and prior, WRC-2533GST firmware v1.03 and prior, WRC-2533GSTA firmware v1.03 and prior, WRC-2533GST2 firmware v1.25 and prior, WRC-2533GST2SP firmware v1.25 and prior, WRC-2533GST2-G firmware v1.25 and prior, and EDWRC-2533GST2 firmware v1.25 and prior) allows a network-adjacent authenticated attackers to execute an arbitrary OS command with the root privilege via unspecified vectors.

Affected configurations

NVD
Node
elecomwrc-1167gst2_firmwareRange≤1.25
AND
elecomwrc-1167gst2Match-
Node
elecomwrc-1167gst2a_firmwareRange≤1.25
AND
elecomwrc-1167gst2aMatch-
Node
elecomwrc-1167gst2h_firmwareRange≤1.25
AND
elecomwrc-1167gst2hMatch-
Node
elecomwrc-2533gs2-b_firmwareRange≤1.52
AND
elecomwrc-2533gs2-bMatch-
Node
elecomwrc-2533gs2-w_firmwareRange≤1.52
AND
elecomwrc-2533gs2-wMatch-
Node
elecomwrc-1750gs_firmwareRange≤1.03
AND
elecomwrc-1750gsMatch-
Node
elecomwrc-1750gsv_firmwareRange≤2.11
AND
elecomwrc-1750gsvMatch-
Node
elecomwrc-1900gst_firmwareRange≤1.03
AND
elecomwrc-1900gstMatch-
Node
elecomwrc-2533gst_firmwareRange≤1.03
AND
elecomwrc-2533gstMatch-
Node
elecomwrc-2533gst2_firmwareRange≤1.25
AND
elecomwrc-2533gst2Match-
Node
elecomwrc-2533gsta_firmwareRange≤1.03
AND
elecomwrc-2533gstaMatch-
Node
elecomwrc-2533gst2sp_firmwareRange≤1.25
AND
elecomwrc-2533gst2spMatch-
Node
elecomwrc-2533gst2-g_firmwareRange≤1.25
AND
elecomwrc-2533gst2-gMatch-
Node
elecomedwrc-2533gst2_firmwareRange≤1.25
AND
elecomedwrc-2533gst2Match-

Related

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CVE-2021-20863
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7.7 High

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

13.2%

JSON
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