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[email protected]CVE-2021-45991

HistoryFeb 04, 2022 - 2:15 a.m.

CVE-2021-45991

2022-02-0402:15:00

CWE-787

[email protected]

web.nvd.nist.gov

cve-2021-45991

tenda routers

v15.11.0.17

stack overflow

dos

vpnusers

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

38.2%

JSON

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formAddVpnUsers. This vulnerability allows attackers to cause a Denial of Service (DoS) via the vpnUsers parameter.

CPENameOperatorVersion
tendacn:g1_firmwaretendacn g1 firmwareeq15.11.0.17\(9502\)_cn
tendacn:g3_firmwaretendacn g3 firmwareeq15.11.0.17\(9502\)_cn

CPE	Name	Operator	Version
tendacn:g1_firmware	tendacn g1 firmware	eq	15.11.0.17\(9502\)_cn
tendacn:g3_firmware	tendacn g3 firmware	eq	15.11.0.17\(9502\)_cn

References

exchange.xforce.ibmcloud.com/vulnerabilities/218954

github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_6/6.md

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.001 Low

EPSS

Percentile

38.2%

JSON

Related for CVE-2021-45991

cnvd1 prion1 cvelist1