Buffer overflow in Tenda Ac6
CVE-2025-60343
Multiple buffer overflows in the AdvSetMacMtuWan function of Tenda AC6 v.15.03.06.50 allows attackers to cause a Denial of Service (DoS) via injecting a crafted payload into the wanMTU, wanSpeed, cloneType, mac, serviceName, serverName, wanMTU2, wanSpeed2, cloneType2, mac2, serviceName2, and serverName2 parameters.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (32.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Tenda Ac6 — versions 2.0
- Tenda Ac6 Firmware — versions 15.03.06.50
Weakness classification (CWE)
References
- github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda/AdvSetMacMtuWan/AdvSe… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-60343?
- CVE-2025-60343 is a high-severity vulnerability in Tenda Ac6, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2025-10-22.
- How severe is CVE-2025-60343?
- High severity. CVSS v3 base score is 7.5 out of 10.