Tenda AC18 setsambacfg formSetSambaConf os command injection
Published Mar 24, 2024
9.8
CRITICALCVSS 3.1
EPSS 3.90%
Description
A vulnerability classified as critical has been found in Tenda AC18 15.03.05.05. Affected is the function formSetSambaConf of the file /goform/setsambacfg. The manipulation of the argument usbName leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-257778 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
-
- Version 15.03.05.05StatusaffectedConstraints-
- Version
- 15.03.05.05
-
- Version 15.03.05.05StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Tenda | Ac18 Firmware | n/a |
|
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
AV:N/AC:L/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Aug 12, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2024–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.90% (0.03897) | 89.93th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.90% (0.03897) | 88.87th | v5 (v2026.06.15) |
| Nov 21, 2025 | 1.53% (0.01532) | 80.74th | v4 (v2025.03.14) |
| Nov 18, 2025 | 13.04% (0.13035) | 93.44th | v4 (v2025.03.14) |
| Aug 13, 2025 | 2.07% (0.02067) | 83.18th | v4 (v2025.03.14) |
| May 2, 2025 | 0.90% (0.00901) | 74.54th | v4 (v2025.03.14) |
| May 1, 2025 | 2.43% (0.02433) | 84.30th | v4 (v2025.03.14) |
| Apr 15, 2025 | 6.27% (0.06274) | 90.34th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.27% (0.13274) | 93.54th | v4 (v2025.03.14) |
| Mar 29, 2025 | 15.95% (0.15946) | 91.31th | v4 (v2025.03.14) |
| Mar 19, 2025 | 13.27% (0.13274) | 93.31th | v4 (v2025.03.14) |
| Mar 17, 2025 | 14.80% (0.14802) | 94.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.08% (0.00081) | 36.68th | v3 (v2023.03.01) |
| Apr 21, 2024 | 0.08% (0.00081) | 34.08th | v3 (v2023.03.01) |
| Mar 24, 2024 | 0.04% (0.00045) | 12.99th | v3 (v2023.03.01) |
References (3)
- https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/formSetSambaConf.md exploitThird Party Advisory
- https://vuldb.com/?ctiid.257778 signaturepermissions-requiredPermissions Required
- https://vuldb.com/?id.257778 vdb-entrytechnical-descriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/formSetSambaConf.md | exploitThird Party Advisory | |
| https://vuldb.com/?ctiid.257778 | signaturepermissions-requiredPermissions Required | |
| https://vuldb.com/?id.257778 | vdb-entrytechnical-descriptionThird Party Advisory |
Change history (0)
No recorded changes yet.