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MitreCVE-2021-42890

HistoryJun 03, 2022 - 3:15 p.m.

CVE-2021-42890

2022-06-0315:15:08

CWE-78

mitre

web.nvd.nist.gov

cve-2021-42890

totolink

ex1200t

remote command injection

ntpsyncwithhost

file system

hosttime

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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

0.003

Percentile

68.7%

JSON

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function NTPSyncWithHost of the file system.so which can control hostTime to attack.

Affected configurations

Nvd

Node

totolinkex1200t_firmwareMatch4.1.2cu.5215

AND

totolinkex1200tMatch-

VendorProductVersionCPE
totolinkex1200t_firmware4.1.2cu.5215cpe:2.3:o:totolink:ex1200t_firmware:4.1.2cu.5215:*:*:*:*:*:*:*
totolinkex1200t-cpe:2.3:h:totolink:ex1200t:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
totolink	ex1200t_firmware	4.1.2cu.5215	cpe:2.3:o:totolink:ex1200t_firmware:4.1.2cu.5215:::::::*
totolink	ex1200t	-	cpe:2.3:h:totolink:ex1200t:-:::::::*

References

github.com/p1Kk/vuln/blob/main/totolink_ex1200t_hosttime_rce.md

Social References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

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

0.003

Percentile

68.7%

JSON

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