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ID

VAR-202404-2104


CVE

CVE-2024-4251


TITLE

Shenzhen Tenda Technology Co.,Ltd.  of  i21  Out-of-bounds write vulnerability in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2024-017603

DESCRIPTION

A vulnerability was found in Tenda i21 1.0.0.14(4656). It has been rated as critical. Affected by this issue is the function fromDhcpSetSer of the file /goform/DhcpSetSe. The manipulation of the argument dhcpStartIp/dhcpEndIp/dhcpGw/dhcpMask/dhcpLeaseTime/dhcpDns1/dhcpDns2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-262142 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way. of i21 An out-of-bounds write vulnerability exists in firmware.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. No detailed vulnerability details are currently provided

Trust: 2.16

sources: NVD: CVE-2024-4251 // JVNDB: JVNDB-2024-017603 // CNVD: CNVD-2024-23300

IOT TAXONOMY

category:['Network device']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2024-23300

AFFECTED PRODUCTS

vendor:tendamodel:i21scope:eqversion:1.0.0.14\(4656\)

Trust: 1.0

vendor:tendamodel:i21scope:eqversion: -

Trust: 0.8

vendor:tendamodel:i21scope: - version: -

Trust: 0.8

vendor:tendamodel:i21scope:eqversion:i21 firmware 1.0.0.14(4656)

Trust: 0.8

vendor:tendamodel:i21scope:eqversion:1.0.0.14(4656)

Trust: 0.6

sources: CNVD: CNVD-2024-23300 // JVNDB: JVNDB-2024-017603 // NVD: CVE-2024-4251

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2024-4251
value: HIGH

Trust: 1.0

nvd@nist.gov: CVE-2024-4251
value: HIGH

Trust: 1.0

OTHER: JVNDB-2024-017603
value: HIGH

Trust: 0.8

CNVD: CNVD-2024-23300
value: HIGH

Trust: 0.6

cna@vuldb.com: CVE-2024-4251
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2024-017603
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

CNVD: CNVD-2024-23300
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

cna@vuldb.com: CVE-2024-4251
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 2.0

NVD: JVNDB-2024-017603
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2024-23300 // JVNDB: JVNDB-2024-017603 // NVD: CVE-2024-4251 // NVD: CVE-2024-4251

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.0

problemtype:CWE-121

Trust: 1.0

problemtype:Stack-based buffer overflow (CWE-121) [ others ]

Trust: 0.8

problemtype: Out-of-bounds writing (CWE-787) [NVD evaluation ]

Trust: 0.8

sources: JVNDB: JVNDB-2024-017603 // NVD: CVE-2024-4251

EXTERNAL IDS

db:NVDid:CVE-2024-4251

Trust: 3.2

db:VULDBid:262142

Trust: 1.8

db:JVNDBid:JVNDB-2024-017603

Trust: 0.8

db:CNVDid:CNVD-2024-23300

Trust: 0.6

sources: CNVD: CNVD-2024-23300 // JVNDB: JVNDB-2024-017603 // NVD: CVE-2024-4251

REFERENCES

url:https://vuldb.com/?id.262142

Trust: 1.8

url:https://vuldb.com/?submit.319836

Trust: 1.8

url:https://nvd.nist.gov/vuln/detail/cve-2024-4251

Trust: 1.4

url:https://github.com/abcdefg-png/iot-vulnerable/blob/main/tenda/i/i21/fromdhcpsetser.md

Trust: 1.0

url:https://vuldb.com/?ctiid.262142

Trust: 1.0

sources: CNVD: CNVD-2024-23300 // JVNDB: JVNDB-2024-017603 // NVD: CVE-2024-4251

SOURCES

db:CNVDid:CNVD-2024-23300
db:JVNDBid:JVNDB-2024-017603
db:NVDid:CVE-2024-4251

LAST UPDATE DATE

2025-01-29T23:26:15.611000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2024-23300date:2024-05-20T00:00:00
db:JVNDBid:JVNDB-2024-017603date:2025-01-28T06:23:00
db:NVDid:CVE-2024-4251date:2025-01-27T18:22:36.203

SOURCES RELEASE DATE

db:CNVDid:CNVD-2024-23300date:2024-05-17T00:00:00
db:JVNDBid:JVNDB-2024-017603date:2025-01-28T00:00:00
db:NVDid:CVE-2024-4251date:2024-04-27T13:15:09.850