CVE-2025-3820

HIGH

Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) - Stack-Based Buffer Overflow in cgiSysUplinkCheckSet

Title source: llm
STIX 2.1

Description

A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.305726
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.305726
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.555728
Exploit, Issue Tracking, Third Party Advisory exploit issue-tracking
https://github.com/02Tn/vul/issues/4
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0063
EPSS Percentile 70.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-119 CWE-121
Status published
Products (4)
tenda/i24_firmware 3.0.0.4\(2887\)
tenda/i24_firmware 3.0.0.5\(3644\)
tenda/w12_firmware 3.0.0.4\(2887\)
tenda/w12_firmware 3.0.0.5\(3644\)
Published Apr 19, 2025
Tracked Since Feb 18, 2026