Critical severity · published Jun 5, 2025
CVE-2025-5624
D-Link DIR-816 QoSPortSetup stack-based overflow
9.8
CVSS
2.5%
EPSS
No
On KEV
Description
A vulnerability was found in D-Link DIR-816 1.10CNB05. It has been declared as critical. This vulnerability affects the function QoSPortSetup of the file /goform/QoSPortSetup. The manipulation of the argument port0_group/port0_remarker/ssid0_group/ssid0_remarker leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-816 · D-Link
1.10CNB05 · source: vendor
DF
Dir-816 Firmware · Dlink
1.10cnb05 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-5624
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-5624
Exploit
https://github.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_53/53.md
Permissions Required
https://vuldb.com/?ctiid.311110
Third Party Advisory
https://vuldb.com/?id.311110
Third Party Advisory
https://vuldb.com/?submit.589226
Product
https://www.dlink.com/
More from DIR-816
9.8
CVE-2026-4184
D-Link DIR-816 goahead form2Wl5BasicSetup.cgi stack-based overflow
9.8
CVE-2026-4183
D-Link DIR-816 goahead form2WlanBasicSetup.cgi stack-based overflow
9.8
CVE-2026-4182
D-Link DIR-816 goahead form2Wl5RepeaterStep2.cgi stack-based overflow
9.8
CVE-2026-4181
D-Link DIR-816 goahead form2RepeaterStep2.cgi stack-based overflow
9.8
CVE-2026-4180
D-Link DIR-816 goahead redirect.asp access control