Tenda TX9 setMacFilterCfg sub_4223E0 buffer overflow
Published Feb 8, 2026
8.7
HIGHCVSS 4.0
EPSS 0.78%
Description
A vulnerability was identified in Tenda TX9 up to 22.03.02.10_multi. Affected by this issue is the function sub_4223E0 of the file /goform/setMacFilterCfg. Such manipulation of the argument deviceList leads to buffer overflow. The attack may be launched remotely. The exploit is publicly available and might be used.
Affected products
-
- Version 22.03.02.10_multiStatusaffectedConstraints-
- Version
- ≤ 22.03.02.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
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
1 other source (NVD) ▾
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
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
1 other source (NVD) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
1 other source (NVD) ▾
AV:N/AC:L/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Feb 10, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
Feb–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.78% (0.00779) | 54.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.73% (0.00733) | 49.39th | v5 (v2026.06.15) |
| Feb 8, 2026 | 0.09% (0.00088) | 25.26th | v4 (v2025.03.14) |
References (7)
- https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md relatedExploitThird Party Advisory
- https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md#poc exploit
- https://vuldb.com/?ctiid.344775 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.344775 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.747251 third-party-advisoryThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.749747 third-party-advisoryThird Party AdvisoryVDB Entry
- https://www.tenda.com.cn/ product
| Link | Providers | Tags |
|---|---|---|
| https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md | relatedExploitThird Party Advisory | |
| https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/setMacFilterCfg.md#poc | exploit | |
| https://vuldb.com/?ctiid.344775 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.344775 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.747251 | third-party-advisoryThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.749747 | third-party-advisoryThird Party AdvisoryVDB Entry | |
| https://www.tenda.com.cn/ | product |
Change history (0)
No recorded changes yet.