Tenda AC23 SetStaticRouteCfg sscanf buffer overflow
Summary
| CVE | CVE-2025-11356 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-10-07 07:15:44 UTC |
| Updated | 2026-10-08 22:10:00 UTC |
| Description | A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. |
Risk And Classification
Primary CVSS: v4.0 7.4 HIGH from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.007990000 probability, percentile 0.552840000 (date 2026-10-10)
Problem Types: CWE-119 | CWE-120 | CWE-120 Buffer Overflow | CWE-119 Memory Corruption
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 7.4 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/C... |
| 4.0 | CNA | DECLARED | 8.7 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P |
| 3.1 | [email protected] | Secondary | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | DECLARED | 8.8 | HIGH | 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 |
| 3.0 | CNA | DECLARED | 8.8 | HIGH | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 2.0 | [email protected] | Secondary | 9 | AV:N/AC:L/Au:S/C:C/I:C/A:C | |
| 2.0 | CNA | DECLARED | 9 | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Tenda | Ac23 | - | All | All | All |
| Operating System | Tenda | Ac23 Firmware | 16.03.07.52 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Tenda | AC23 | affected 16.03.07.0 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.1 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.2 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.3 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.4 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.5 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.6 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.7 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.8 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.9 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.10 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.11 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.12 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.13 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.14 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.15 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.16 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.17 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.18 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.19 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.20 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.21 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.22 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.23 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.24 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.25 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.26 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.27 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.28 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.29 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.30 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.31 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.32 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.33 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.34 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.35 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.36 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.37 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.38 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.39 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.40 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.41 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.42 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.43 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.44 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.45 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.46 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.47 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.48 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.49 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.50 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.51 | Not specified |
| CNA | Tenda | AC23 | affected 16.03.07.52 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| github.com/cymiao1978/cve/blob/main/12.md | [email protected] | github.com | Exploit, Third Party Advisory |
| www.tenda.com.cn | [email protected] | www.tenda.com.cn | Product |
| vuldb.com | [email protected] | vuldb.com | Permissions Required, VDB Entry |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: cymiao (VulDB User) (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2025-10-06T00:00:00.000Z | Advisory disclosed |
| CNA | 2025-10-06T02:00:00.000Z | VulDB entry created |
| CNA | 2025-10-07T10:26:54.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.