CVE-2026-96891
D-Link DIR-825 rp-l2tp tunnel.c tunnel_set_params out-of-bounds write
- State
- Published
- Severity
- 9.3 Critical
- Published
- Sep 24, 2026
- Updated
- Sep 24, 2026
- Reserved
- Sep 23, 2026
Description
A vulnerability was identified in D-Link DIR-825 3.00b32. Affected is the function tunnel_set_params of the file tunnel.c of the component rp-l2tp. The manipulation of the argument peer_hostname leads to out-of-bounds write. The attack may be initiated remotely.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R | VulDB |
| 3.0 | 9.8 Critical | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R | VulDB |
| 2.0 | 10.0 High | AV:N/AC:L/Au:N/C:C/I:C/A:C/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DIR-825D-Link |
|
References
- VDB-409134 | D-Link DIR-825 rp-l2tp tunnel.c tunnel_set_params out-of-bounds writevdb-entrytechnical-description
- VDB-409134 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-96891 | CVE Analysis and Reportthird-party-advisory
- Submit #906301 | D-Link DIR-825 C1_FW3.00b32 C1_FW3.00b32 Out-of-bounds Writethird-party-advisory
- https://tzh00203.notion.site/D-Link-DIR-825-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a80458ffec58b62096940related
- https://www.dlink.com/product
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