The weblogin_log function in /htdocs/cgibin on D-Link DIR-629-B1 devices allows attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a session.cgi?ACTION=logout request involving a long REMOTE_ADDR environment variable
Published May 12, 2018
9.8
CRITICALCVSS 3.0
EPSS 5.10%
Description
The weblogin_log function in /htdocs/cgibin on D-Link DIR-629-B1 devices allows attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a session.cgi?ACTION=logout request involving a long REMOTE_ADDR environment variable.
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:C/I:C/A:C
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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 5.10% (0.05096) | 92.10th | v5 (v2026.06.15) |
| Sep 22, 2026 | 5.10% (0.05096) | 91.98th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.02% (0.03025) | 86.83th | v5 (v2026.06.15) |
| Sep 20, 2026 | 5.10% (0.05096) | 91.97th | v5 (v2026.06.15) |
| Sep 6, 2026 | 5.28% (0.05283) | 92.03th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.14% (0.03136) | 87.03th | v5 (v2026.06.15) |
| Aug 30, 2026 | 5.28% (0.05283) | 91.99th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.14% (0.03136) | 86.95th | v5 (v2026.06.15) |
| Aug 24, 2026 | 5.28% (0.05283) | 91.94th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.14% (0.03136) | 86.89th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.35% (0.05351) | 91.56th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.94% (0.00938) | 83.24th | v3 (v2023.03.01) |
| Feb 25, 2024 | 0.94% (0.00938) | 82.58th | v3 (v2023.03.01) |
| Oct 3, 2023 | 1.11% (0.01115) | 82.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.31% (0.01314) | 83.84th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.58% (0.01578) | 75.39th | v2 (v2022.01.01) |
| Feb 6, 2023 | 1.58% (0.01578) | 74.81th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.44% (0.01440) | 71.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.44% (0.01440) | 50.53th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.45% (0.01446) | 32.36th | v1 |
| Jan 6, 2022 | 1.45% (0.01446) | 31.65th | v1 |
| Sep 1, 2021 | 1.45% (0.01446) | 71.02th | v1 |
| Apr 14, 2021 | 1.45% (0.01446) | 0.00th | v1 |
References (2)
- http://www.securityfocus.com/bid/104277 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://github.com/kgsdy/D-Link-DIR-629/blob/master/D-Link-DIR-629-B1.md x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/104277 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://github.com/kgsdy/D-Link-DIR-629/blob/master/D-Link-DIR-629-B1.md | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.