ASUS RT-AC86U - Heap-based buffer overflow
Published Apr 7, 2022
8.8
HIGHCVSS 3.1
EPSS 0.59%
Description
ASUS RT-AC56U’s configuration function has a heap-based buffer overflow vulnerability due to insufficient validation for the decryption parameter length, which allows an unauthenticated LAN attacker to execute arbitrary code, perform arbitrary operations and disrupt service.
Affected products
-
- Version 3.0.0.4.386.45956StatusaffectedConstraints-
- Version
- 3.0.0.4.386.45956
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Update ASUS RT-AC86U firmware version to 3.0.0.4_386_46092
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:N/C:P/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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.59% (0.00590) | 46.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.55% (0.00554) | 41.66th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00058) | 15.38th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.08% (0.00084) | 37.78th | v3 (v2023.03.01) |
| May 15, 2024 | 0.07% (0.00073) | 31.03th | v3 (v2023.03.01) |
| Sep 18, 2023 | 0.07% (0.00070) | 29.03th | v3 (v2023.03.01) |
| May 10, 2023 | 0.06% (0.00062) | 24.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00055) | 21.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.04% (0.01036) | 43.31th | v2 (v2022.01.01) |
| Sep 15, 2022 | 1.04% (0.01036) | 41.39th | v2 (v2022.01.01) |
| Apr 15, 2022 | 1.04% (0.01036) | 39.37th | v2 (v2022.01.01) |
| Apr 9, 2022 | 2.56% (0.02559) | 80.24th | v2 (v2022.01.01) |
References (1)
- https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.twcert.org.tw/tw/cp-132-5793-4f9d3-1.html | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.