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The vulnerability of the fromAdvSetMacMtuWan() function in the Tenda AX3 Wi-Fi router software allows a hacker to trigger a service failure.

🗓️ 19 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

Vulnerability in fromAdvSetMacMtuWan() on Tenda AX3 router enables remote attack via wanMTU2 to cause service interruption.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-71027
13 Jan 202616:00
circl
CNNVD
Tenda AX-3 安全漏洞
13 Jan 202600:00
cnnvd
CNVD
Tenda AX-3 fromAdvSetMacMtuWan Function Stack Buffer Overflow Vulnerability
19 Jan 202600:00
cnvd
CVE
CVE-2025-71027
13 Jan 202600:00
cve
Cvelist
CVE-2025-71027
13 Jan 202600:00
cvelist
EUVD
EUVD-2026-2268
13 Jan 202600:00
euvd
NVD
CVE-2025-71027
13 Jan 202616:16
nvd
OSV
CVE-2025-71027
13 Jan 202616:16
osv
Positive Technologies
PT-2026-2584
13 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2025-71027
14 Jan 202600:18
redhatcve
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19 Jan 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 37.5
CVSS 27.8
EPSS0.00384
1