Buffer overflow in Tenda Ac18
CVE-2025-11325
A security flaw has been discovered in Tenda AC18 15.03.05.19(6318). Affected by this issue is some unknown functionality of the file /goform/fast_setting_pppoe_set. Performing a manipulation of the argument Username results in stack-based…
Vulnerability class: Buffer Overflow
EPSS: 0.002 (48.3th 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 Ac18 — versions 15.03.05.19(6318)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VDB-327208 | Tenda AC18 fast_setting_pppoe_set stack-based overflow (vdb-entry, technical-description)
- VDB-327208 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #664527 | Tenda AC18 V15.03.05.19(6318) Buffer Overflow (third-party-advisory)
- github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC18/fast_setting_pppoe_set… (exploit)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2025-11325?
- CVE-2025-11325 is a high-severity vulnerability in Tenda Ac18, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2025-10-06.
- How severe is CVE-2025-11325?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-11325 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.