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[email protected]CVE-2021-43662

HistoryMar 31, 2022 - 12:15 a.m.

CVE-2021-43662

2022-03-3100:15:07

CWE-770

[email protected]

web.nvd.nist.gov

totolink

ex300_v2

a720r

cve-2021-43662

security issue

resource consumption

nvd

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

20.2%

JSON

totolink EX300_v2, ver V4.0.3c.140_B20210429 and A720R ,ver V4.1.5cu.470_B20200911 have an issue which causes uncontrolled resource consumption.

Affected configurations

NVD

Node

totolinkex300_v2_firmwareMatch4.0.3c.140_b20210429

AND

totolinkex300_v2Match-

Node

totolinka720r_firmwareMatch4.1.5cu.470_b20200911

AND

totolinka720rMatch-

CPENameOperatorVersion
totolink:ex300_v2_firmwaretotolink ex300 v2 firmwareeq4.0.3c.140_b20210429

CPE	Name	Operator	Version
totolink:ex300_v2_firmware	totolink ex300 v2 firmware	eq	4.0.3c.140_b20210429

References

github.com/chibataiki/iot-vuls/blob/main/totolink/dos.md

3.3 Low

CVSS2

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

20.2%

JSON

Related for CVE-2021-43662

cvelist1 nvd1 cnvd1 prion1