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MitreCVE-2021-35327

HistoryAug 05, 2021 - 9:15 p.m.

CVE-2021-35327

2021-08-0521:15:12

CWE-862

mitre

web.nvd.nist.gov

cve-2021-35327

totolink a720r

telnet service

default credentials

post request

vulnerability

security

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

9.2

Confidence

High

EPSS

0.018

Percentile

88.3%

JSON

A vulnerability in TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 allows attackers to start the Telnet service, then login with the default credentials via a crafted POST request.

Affected configurations

Nvd

Node

totolinka720r_firmwareMatch4.1.5cu.470_b20200911

AND

totolinka720rMatch-

VendorProductVersionCPE
totolinka720r_firmware4.1.5cu.470_b20200911cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.470_b20200911:*:*:*:*:*:*:*
totolinka720r-cpe:2.3:h:totolink:a720r:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
totolink	a720r_firmware	4.1.5cu.470_b20200911	cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.470_b20200911:::::::*
totolink	a720r	-	cpe:2.3:h:totolink:a720r:-:::::::*

References

github.com/hurricane618/my_cves/blob/master/router/totolink/A720R_default_telnet_info.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

9.2

Confidence

High

EPSS

0.018

Percentile

88.3%

JSON

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