Buffer overflow in Tenda Ac10
CVE-2023-38936
Tenda AC10 V1.0 V15.03.06.23, AC1206 V15.03.06.23, AC6 V2.0 V15.03.06.23, AC7 V1.0 V15.03.06.44, AC5 V1.0 V15.03.06.28, FH1203 V2.0.1.6, AC9 V3.0 V15.03.06.42_multi and FH1205 V2.0.0.7(775) were discovered to contain a stack overflow via the speed_dir parameter in the formSetSpeedWan function.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (57.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Tenda Ac10 — versions 1.0
- Tenda Ac10 Firmware — versions 15.03.06.23
- Tenda Ac1206
- Tenda Ac1206 Firmware — versions 15.03.06.23
- Tenda Ac5 — versions 1.0
- Tenda Ac5 Firmware — versions 15.03.06.28
- Tenda Ac6 — versions 2.0
- Tenda Ac6 Firmware — versions 15.03.06.23
- Tenda Ac7 — versions 1.0
- Tenda Ac7 Firmware — versions 15.03.06.44
Weakness classification (CWE)
References
- github.com/FirmRec/IoT-Vulns/blob/main/tenda/formSetSpeedWan/README.md (Exploit, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-38936?
- CVE-2023-38936 is a critical-severity vulnerability in Tenda Ac10, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-08-07.
- How severe is CVE-2023-38936?
- Critical severity. CVSS v3 base score is 9.8 out of 10.