CVE-2024-4251

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/fromDhcpSetSer.md	Broken Link
https://vuldb.com/?ctiid.262142	Permissions Required Third Party Advisory VDB Entry
https://vuldb.com/?id.262142	Third Party Advisory VDB Entry
https://vuldb.com/?submit.319836	Third Party Advisory VDB Entry
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/fromDhcpSetSer.md	Broken Link
https://vuldb.com/?ctiid.262142	Permissions Required Third Party Advisory VDB Entry
https://vuldb.com/?id.262142	Third Party Advisory VDB Entry
https://vuldb.com/?submit.319836	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:i21_firmware:1.0.0.14\(4656\):*:*:*:*:*:*:*

cpe:2.3:h:tenda:i21:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-04-27 13:15

Updated : 2025-01-27 18:22

NVD link : CVE-2024-4251

Mitre link : CVE-2024-4251

CVE.ORG link : CVE-2024-4251

JSON object : View

Products Affected

tenda

i21_firmware
i21

CWE

CWE-121

Stack-based Buffer Overflow

CWE-787

Out-of-bounds Write

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