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The vulnerability of the sub_4208A0 function (/goform/set_dmz) in the Configuration Handler component of the D-link DIR-823X microprogrammable router software allows a attacker to execute arbitrary commands.

🗓️ 04 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 3 Views

Sub_4208A0 set_dmz flaw enables arbitrary command execution on the DIR-823X router.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-2155
8 Feb 202614:02
attackerkb
Circl
CVE-2026-2155
8 Feb 202615:00
circl
CNNVD
D-Link DIR-823X 操作系统命令注入漏洞
8 Feb 202600:00
cnnvd
CVE
CVE-2026-2155
8 Feb 202614:02
cve
Cvelist
CVE-2026-2155 D-Link DIR-823X Configuration set_dmz sub_4208A0 os command injection
8 Feb 202614:02
cvelist
EUVD
EUVD-2026-5794
8 Feb 202614:02
euvd
NVD
CVE-2026-2155
8 Feb 202614:16
nvd
OSV
CVE-2026-2155
8 Feb 202614:16
osv
Positive Technologies
PT-2026-6983
26 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2026-2155
9 Feb 202619:23
redhatcve
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Vulners
Node
d-linkdir-823xMatch250416

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04 Mar 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 37.2
CVSS 29
EPSS0.03818
3