On D-Link DIR-823G devices, the GoAhead configuration allows /HNAP1 Command Injection via shell metacharacters in the POST data, because this data is sent directly to the "system" library function
Published Oct 2, 2018
9.8
CRITICALCVSS 3.0
EPSS 3.66%
Description
On D-Link DIR-823G devices, the GoAhead configuration allows /HNAP1 Command Injection via shell metacharacters in the POST data, because this data is sent directly to the "system" library function.
Affected products
No data.
- n/a
No data.
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.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.66% (0.03661) | 89.27th | v5 (v2026.06.15) |
| Sep 22, 2026 | 3.66% (0.03661) | 89.13th | v5 (v2026.06.15) |
| Sep 21, 2026 | 2.47% (0.02470) | 83.69th | v5 (v2026.06.15) |
| Sep 6, 2026 | 3.66% (0.03661) | 88.89th | v5 (v2026.06.15) |
| Sep 5, 2026 | 2.47% (0.02470) | 83.34th | v5 (v2026.06.15) |
| Aug 30, 2026 | 3.66% (0.03661) | 88.83th | v5 (v2026.06.15) |
| Aug 28, 2026 | 2.47% (0.02470) | 83.24th | v5 (v2026.06.15) |
| Aug 24, 2026 | 3.66% (0.03661) | 88.76th | v5 (v2026.06.15) |
| Aug 23, 2026 | 2.47% (0.02470) | 83.17th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.66% (0.03661) | 88.15th | v5 (v2026.06.15) |
| May 20, 2026 | 10.70% (0.10698) | 93.41th | v4 (v2025.03.14) |
| Apr 18, 2026 | 17.73% (0.17729) | 95.13th | v4 (v2025.03.14) |
| Mar 30, 2025 | 23.20% (0.23204) | 95.46th | v4 (v2025.03.14) |
| Mar 29, 2025 | 36.09% (0.36091) | 95.54th | v4 (v2025.03.14) |
| Mar 17, 2025 | 23.20% (0.23204) | 95.48th | v4 (v2025.03.14) |
| Dec 17, 2024 | 77.20% (0.77199) | 98.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 68.84% (0.68844) | 97.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.05% (0.02055) | 79.82th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.05% (0.02055) | 77.90th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.05% (0.02055) | 56.59th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v1 |
| Jan 6, 2022 | 0.42% (0.00416) | 9.79th | v1 |
| Sep 1, 2021 | 0.42% (0.00416) | 25.53th | v1 |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (1)
- https://xz.aliyun.com/t/2834 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://xz.aliyun.com/t/2834 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.