Buffer overflow in Tenda Ac500
CVE-2024-3909
A vulnerability classified as critical was found in Tenda AC500 2.0.1.9(1307). Affected by this vulnerability is the function formexeCommand of the file /goform/execCommand. The manipulation of the argument cmdinput leads to stack-based bu…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (50.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Tenda Ac500 — versions 2.0.1.9(1307)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VDB-261145 | Tenda AC500 execCommand formexeCommand stack-based overflow (vdb-entry, technical-description)
- VDB-261145 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #313804 | Tenda AC500 V2.0.1.9(1307) buffer overflow (third-party-advisory)
- github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC500/formexeCommand.md (exploit)
Frequently asked questions
- What is CVE-2024-3909?
- CVE-2024-3909 is a high-severity vulnerability in Tenda Ac500, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2024-04-17.
- How severe is CVE-2024-3909?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-3909 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.