TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the ipAddrDispose function
Published Jun 6, 2019
8.8
HIGHCVSS 3.0
EPSS 11.37%
Description
TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the ipAddrDispose function. By sending specially crafted ICMP echo request packets, a remote authenticated attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges.
Affected products
No data.
Configuration 1
- n/a
Configuration 2
- n/a
Running on/with
- 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:L/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:S/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 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 (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 11.37% (0.11374) | 95.87th | v5 (v2026.06.15) |
| Sep 22, 2026 | 11.58% (0.11580) | 95.84th | v5 (v2026.06.15) |
| Sep 21, 2026 | 10.11% (0.10109) | 95.49th | v5 (v2026.06.15) |
| Sep 6, 2026 | 11.58% (0.11580) | 95.75th | v5 (v2026.06.15) |
| Sep 5, 2026 | 10.11% (0.10109) | 95.39th | v5 (v2026.06.15) |
| Aug 30, 2026 | 11.58% (0.11580) | 95.72th | v5 (v2026.06.15) |
| Aug 28, 2026 | 10.11% (0.10109) | 95.37th | v5 (v2026.06.15) |
| Aug 24, 2026 | 11.58% (0.11580) | 95.70th | v5 (v2026.06.15) |
| Aug 23, 2026 | 10.11% (0.10109) | 95.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.58% (0.11580) | 95.47th | v5 (v2026.06.15) |
| Jun 10, 2026 | 25.98% (0.25976) | 96.40th | v4 (v2025.03.14) |
| Nov 21, 2025 | 19.08% (0.19084) | 95.09th | v4 (v2025.03.14) |
| Nov 18, 2025 | 26.53% (0.26532) | 96.01th | v4 (v2025.03.14) |
| Mar 17, 2025 | 19.86% (0.19860) | 94.99th | v4 (v2025.03.14) |
| Jul 20, 2024 | 5.45% (0.05451) | 93.25th | v3 (v2023.03.01) |
| Sep 30, 2023 | 5.45% (0.05451) | 92.26th | v3 (v2023.03.01) |
| Jul 16, 2023 | 3.92% (0.03922) | 90.79th | v3 (v2023.03.01) |
| May 13, 2023 | 2.93% (0.02929) | 89.34th | v3 (v2023.03.01) |
| Mar 26, 2023 | 2.09% (0.02087) | 87.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.50% (0.01499) | 84.81th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.89% (0.04891) | 89.35th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.89% (0.04891) | 88.31th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.14% (0.23144) | 94.57th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.88% (0.05885) | 81.24th | v1 |
| Jan 6, 2022 | 5.88% (0.05885) | 81.05th | v1 |
| Sep 1, 2021 | 5.88% (0.05885) | 89.46th | v1 |
| Apr 14, 2021 | 5.88% (0.05885) | 0.00th | v1 |
References (2)
- http://packetstormsecurity.com/files/152458/TP-LINK-TL-WR940N-TL-WR941ND-Buffer-Overflow.html x_refsource_MISC
- https://www.exploit-db.com/exploits/46678/ exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/152458/TP-LINK-TL-WR940N-TL-WR941ND-Buffer-Overflow.html | x_refsource_MISC | |
| https://www.exploit-db.com/exploits/46678/ | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.