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.
Affected products
dlink: dir-822 firmware; dlink: dir-822
References5
- tzh00203.notion.site/D-Link-DIR-822-A1-Command-Injection-in-udh… ExploitThird Party Advisory
- vuldb.com/submit/798645 Third Party AdvisoryVDB Entry
- vuldb.com/vuln/359642 Third Party AdvisoryVDB Entry
- vuldb.com/vuln/359642/cti Permissions RequiredVDB Entry
- www.dlink.com/ Product
Metrics
- CVSS 3.1
-
7.3
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 4.0
-
5.5
MEDIUM
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 3% percentile: 86 · as of 13 November 2026
- CWE
- CWE-74CWE-77
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