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The vulnerability of the qosClassifier() function (/goform/qosClassifier) in D-Link DIR-816 router software allows a attacker to cause a service failure.

🗓️ 05 Jun 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 5 Views

DIR-816 qosClassifier is vulnerable to a stack buffer overflow via dip_address and sip_address in POST requests, causing service failure.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-5623
5 Jun 202501:17
circl
CNNVD
D-Link DIR-816 安全漏洞
4 Jun 202500:00
cnnvd
CNVD
D-Link DIR-816 Router Stack Buffer Overflow Vulnerability
6 Jun 202500:00
cnvd
CVE
CVE-2025-5623
5 Jun 202500:00
cve
Cvelist
CVE-2025-5623 D-Link DIR-816 qosClassifier stack-based overflow
5 Jun 202500:00
cvelist
EUVD
EUVD-2025-16940
3 Oct 202520:07
euvd
NVD
CVE-2025-5623
5 Jun 202500:15
nvd
OpenVAS
D-Link DIR-816 Devices Multiple Vulnerabilities (2023 - 2025)
31 Jan 202500:00
openvas
OSV
CVE-2025-5623
5 Jun 202500:15
osv
Positive Technologies
PT-2025-23875 · D Link · D-Link Dir-816
3 Jun 202500:00
ptsecurity
Rows per page
Vulners
Node
d-linkdir-618Match1.10cnb05

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05 Jun 2025 00:00Current
8.3High risk
Vulners AI Score8.3
CVSS 39.8
CVSS 210
EPSS0.12131
5