Description
A vulnerability was determined in D-Link DIR-822A A_101. This vulnerability affects the function strcpy of the file udhcpcd/serverpacket.c of the component udhcpcd. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| D-Link | DIR-822A | A_101 | — |
Advisories 1
- WID-SEC-2026-3468 D-LINK Router DIR-822A: Schwachstelle ermöglicht Codeausführung BSI CERT-Bund (WID) · Sep 20, 2026
References
- VDB-399458 | D-Link DIR-822A udhcpcd serverpacket.c strcpy stack-based overflow vdb-entry technical-description
- VDB-399458 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-86296 | CVE Analysis and Report third-party-advisory
- Submit #906297 | D-Link DIR822A_101 A_101 Stack-based Buffer Overflow third-party-advisory
- https://tzh00203.notion.site/D-Link-DIR-822A-Stack-Overflow-in-udhcpd-TR-111-Option-125-Parsing-33cb5c52018a80238b80e89e7c7c68f0 exploit
- https://www.dlink.com/ product