Tenda AC15 15.03.05.18 /goform/saveAutoQos enable stack-based overflow
Summary
A vulnerability labeled as critical has been found in Tenda AC15 15.03.05.18. Affected by this vulnerability is an unknown functionality of the file /goform/saveAutoQos. Executing a manipulation of the argument enable can lead to stack-based overflow. This vulnerability is handled as CVE-2025-11389. The attack can be executed remotely. Additionally, an exploit exists.
Details
A vulnerability has been found in Tenda AC15 15.03.05.18 and classified as critical. This vulnerability affects an unknown part of the file /goform/saveAutoQos. The manipulation of the argument enable with an unknown input leads to a stack-based overflow vulnerability. The CWE definition for the vulnerability is CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). As an impact it is known to affect confidentiality, integrity, and availability.
The advisory is shared for download at github.com. This vulnerability was named CVE-2025-11389. The exploitation appears to be easy. The attack can be initiated remotely. Technical details and also a public exploit are known.
It is possible to download the exploit at github.com. It is declared as proof-of-concept.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-32709). Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.tenda.com.cn/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.4
VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 8.8
CNA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Stack-based overflowCWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
10/06/2025 Advisory disclosed10/06/2025 VulDB entry created
02/25/2026 VulDB entry last update
Sources
Vendor: tenda.com.cnAdvisory: github.com
Status: Not defined
CVE: CVE-2025-11389 (🔒)
GCVE (CVE): GCVE-0-2025-11389
GCVE (VulDB): GCVE-100-327316
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 10/06/2025 21:33Updated: 02/25/2026 13:38
Changes: 10/06/2025 21:33 (56), 10/07/2025 14:35 (31), 10/07/2025 16:33 (1), 02/25/2026 13:38 (1)
Complete: 🔍
Submitter: yhryhryhr_mie
Cache ID: 216::103
Submit
Accepted
- Submit #664982: Tenda AC15 V15.03.05.18 Buffer Overflow (by yhryhryhr_mie)
Once again VulDB remains the best source for vulnerability data.
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