CVE-2026-7067

D-Link DIR-822 udhcpd DHCP Service dhcpd.c system command injection

Published: Apr 26, 2026Updated: Apr 30, 2026 Sources: CVE List NVD BDUCWE-74

7.3HIGH

Description

A vulnerability was determined in D-Link DIR-822 A_101. The impacted element is the function system of the file /udhcpcd/dhcpd.c of the component udhcpd DHCP Service. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. This vulnerability only affects products that are no longer supported by the maintainer.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:LConfidentiality

Low

I:LIntegrity

Low

A:LAvailability

Low

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Weaknesses

CWE-74 CWE-77

Affected Products

D-Link Corp.

commercial·TWaka dlink, d-link international, d-link corporation

dir-822 firmware

Networking Infrastructure

DIR-822 A1

Networking Infrastructure

D-Link

commercial·TW

DIR-822

Networking Infrastructure

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Execution

Initial Access

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References

https://tzh00203.notion.site/D-Link-DIR-822-A1-Command-Injection-in-udhcpd-via-DHCP-Hostname-337b5c52018a80d9b638d0fa59969e6b

tzh00203.notion.site

https://vuldb.com/submit/798645

vuldb.com

https://vuldb.com/vuln/359642

vuldb.com

and 2 more references View all →

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