ASUS RT-AX56U - Path Traversal
Published Apr 7, 2022
8.1
HIGHCVSS 3.1
EPSS 0.49%
Description
ASUS RT-AX56U’s update_PLC/PORT file has a path traversal vulnerability due to insufficient filtering for special characters in the URL parameter. An unauthenticated LAN attacker can overwrite a system file by uploading another PLC/PORT file with the same file name, which results in service disruption.
Affected products
-
- Version 3.0.0.4.386.45898StatusaffectedConstraints-
- Version
- 3.0.0.4.386.45898
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Update ASUS RT-AX56U firmware version to 3.0.0.4.386.45934
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:N/C:N/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.49% (0.00491) | 40.01th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.47% (0.00472) | 36.95th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00066) | 17.61th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00051) | 21.76th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.05% (0.00051) | 19.99th | v3 (v2023.03.01) |
| Sep 18, 2023 | 0.05% (0.00051) | 17.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00046) | 14.07th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 17, 2022 | 0.89% (0.00885) | 26.32th | v2 (v2022.01.01) |
| Apr 9, 2022 | 0.89% (0.00885) | 24.32th | v2 (v2022.01.01) |
References (1)
- https://www.twcert.org.tw/tw/cp-132-5785-cf8db-1.html x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.twcert.org.tw/tw/cp-132-5785-cf8db-1.html | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.