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The vulnerabilities of the sub_4151FC() and sub_41491C() functions in the embedded web server software of D-Link’s DIR-822K and DWR-M920 routers allow attackers to execute arbitrary code or cause service interruptions.

🗓️ 27 Nov 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

Buffer overflow in sub_4151FC and sub_41491C on D-Link DIR-822K and DWR-M920 enables code execution or service disruption.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-13550
23 Nov 202515:23
circl
CNNVD
D-Link DWR-M920和D-Link DIR-822K 安全漏洞
23 Nov 202500:00
cnnvd
CVE
CVE-2025-13550
23 Nov 202512:32
cve
Cvelist
CVE-2025-13550 D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow
23 Nov 202512:32
cvelist
EUVD
EUVD-2025-198570
23 Nov 202515:30
euvd
NVD
CVE-2025-13550
23 Nov 202513:15
nvd
Positive Technologies
PT-2025-47842
12 Nov 202500:00
ptsecurity
RedhatCVE
CVE-2025-13550
24 Nov 202513:27
redhatcve
Vulnrichment
CVE-2025-13550 D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow
23 Nov 202512:32
vulnrichment
Vulners
Node
d-linkdir-822kMatch1.00_20250513164613
OR
d-linkdwr-m920Match1.1.50

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27 Nov 2025 00:00Current
7.8High risk
Vulners AI Score7.8
CVSS 38.8
CVSS 29
EPSS0.00677
1