CVE-2026-86297: Off-by-One in D-Link DIR-605
A vulnerability was identified in D-Link DIR-605 B1v202WWB03. This issue affects the function tunnel_set_params of the file progs.gpl/pppd.alpha/l2tp/tunnel.c of the component L2TP Control Message Parser. Such manipulation of the argument peer_hostname leads to off-by-one. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is assessed as difficult. The exploit is publicly available and might be used.
CVE-2026-86297: Off-by-One in D-Link DIR-605
Description
A vulnerability was identified in D-Link DIR-605 B1v202WWB03. This issue affects the function tunnel_set_params of the file progs.gpl/pppd.alpha/l2tp/tunnel.c of the component L2TP Control Message Parser. Such manipulation of the argument peer_hostname leads to off-by-one. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is assessed as difficult. The exploit is publicly available and might be used.
CVSS v4.0
Score 9.2critical
Affected software
cpe:2.3:h:d-link:dir-605:*:*:*:*:*:*:*:*Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-06T16:18:00.386Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a9e9778acd9273b4979791c
Added to database: 09/07/2026, 10:52:40 UTC
Last updated: 09/07/2026, 10:52:40 UTC
Views: 1
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