High severity · published Oct 9, 2025
CVE-2025-61577
D-Link DIR-816A2_FWv1.10CNB05 was discovered to contain a stack overflow via the statuscheckpppoeuser parameter in the dir_setWanWifi function
7.5
CVSS
5.7%
EPSS
No
On KEV
Description
D-Link DIR-816A2_FWv1.10CNB05 was discovered to contain a stack overflow via the statuscheckpppoeuser parameter in the dir_setWanWifi function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.7% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Dir-816 Firmware · Dlink
1.10cnb05 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-61577
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-61577
Exploit
https://github.com/Flechao1/iot-vuln/blob/main/dlink-816-b05.md
Exploit
https://github.com/peris-navince/founded-0-days/blob/main/Dlink/816/dir_setWanWifi/1.md
Vendor Advisory
https://www.dlink.com/en/security-bulletin/
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