CVE-2026-100740
D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds write
- State
- Published
- Severity
- 9.4 Critical
- Published
- Sep 27, 2026
- Updated
- Sep 28, 2026
- Reserved
- Sep 26, 2026
Description
A vulnerability was detected in D-Link DIR-895L A1_102b07. Impacted is the function tunnel_set_params of the file tunnel.c of the component L2TP Control Channel Parser. Performing a manipulation results in out-of-bounds write. The attack may be initiated remotely. The exploit is now public and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.4 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 9.9 Critical | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 9.9 Critical | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DIR-895LD-Link |
|
References
- VDB-410614 | D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_params out-of-bounds writevdb-entrytechnical-description
- VDB-410614 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-100740 | CVE Analysis and Reportthird-party-advisory
- Submit #906303 | D-Link DIR895LA1_102b07 A1_102b07 Out-of-bounds Writethird-party-advisory
- https://tzh00203.notion.site/D-Link-DIR-895L-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a8061b139cacc39d58fffexploit
- https://www.dlink.com/product
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