Buffer overflow in Tenda Ac23
CVE-2025-15217
A security flaw has been discovered in Tenda AC23 16.03.07.52. Affected is the function formSetPPTPUserList of the component HTTP POST Request Handler. Performing a manipulation of the argument list results in buffer overflow. The attack c…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (49.9th 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/E:P/RL:X/RC:R.
Affected products
- Tenda Ac23 — versions 16.03.07.52
Weakness classification (CWE)
References
- VDB-338602 | Tenda AC23 HTTP POST Request formSetPPTPUserList buffer overflow (vdb-entry, technical-description)
- VDB-338602 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #725448 | Tenda AC23 AC23 V16.03.07.52 Buffer Overflow (third-party-advisory)
- lavender-bicycle-a5a.notion.site/Tenda-AC23-formSetPPTPUserList-2d753a41781f809… (related)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2025-15217?
- CVE-2025-15217 is a high-severity vulnerability in Tenda Ac23, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2025-12-30.
- How severe is CVE-2025-15217?
- High severity. CVSS v3 base score is 8.8 out of 10.