Tenda F453 1.0.0.3 httpd /goform/AdvSetWrlsafeset fromSetWifiGusetBasic mit_ssid buffer overflow
Summary
A vulnerability labeled as critical has been found in Tenda F453 1.0.0.3. The affected element is the function fromSetWifiGusetBasic of the file /goform/AdvSetWrlsafeset of the component httpd. Such manipulation of the argument mit_ssid leads to buffer overflow.
This vulnerability is uniquely identified as CVE-2026-3165. The attack can be launched remotely. Moreover, an exploit is present.
Details
A vulnerability, which was classified as critical, has been found in Tenda F453 1.0.0.3. Affected by this issue is the function fromSetWifiGusetBasic of the file /goform/AdvSetWrlsafeset of the component httpd. The manipulation of the argument mit_ssid with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.
The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-3165. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known.
The exploit is available 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-2026-8514). VulDB is the best source for vulnerability data and more expert information about this specific topic.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.tenda.com.cn/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.8VulDB Meta Temp Score: 8.0
VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍
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 |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Buffer overflowCWE: CWE-120 / 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
02/24/2026 Advisory disclosed02/24/2026 VulDB entry created
02/25/2026 VulDB entry last update
Sources
Vendor: tenda.com.cnAdvisory: github.com
Status: Not defined
CVE: CVE-2026-3165 (🔒)
GCVE (CVE): GCVE-0-2026-3165
GCVE (VulDB): GCVE-100-347672
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 02/24/2026 23:03Updated: 02/25/2026 08:53
Changes: 02/24/2026 23:03 (58), 02/25/2026 08:53 (1)
Complete: 🔍
Submitter: LtzHust
Cache ID: 216::103
Submit
Accepted
- Submit #759587: Tenda F453 v1.0.0.3 Buffer Access Using Size of Source Buffer (by LtzHust)
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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