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CVE-2025-3820

high · 8.7

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.

8.7
CVSS
11.8%
EPSS (exploit prob.)
96th
EPSS percentile
2025-04-19
Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-119CWE-121

Affected products

VendorProductAffected versions
tendaw12_firmware3.0.0.4(2887)
tendaw12all versions
tendaw12_firmware3.0.0.5(3644)
tendaw12all versions
tendai24_firmware3.0.0.4(2887)
tendai24all versions
tendai24_firmware3.0.0.5(3644)
tendai24all versions

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-3820