Medium severity · published Dec 8, 2025
CVE-2025-14208
A security flaw has been discovered in D-Link DIR-823X up to 20250416
6.3
CVSS
3.4%
EPSS
No
On KEV
Description
A security flaw has been discovered in D-Link DIR-823X up to 20250416. This affects the function sub_415028 of the file /goform/set_wan_settings. The manipulation of the argument ppp_username results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Dir-823x Firmware · Dlink
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-14208
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-14208
Exploit
https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md
Exploit
https://github.com/panda666-888/vuls/blob/main/d-link/dir-823x/set_wan_settings.md#poc
Permissions Required
https://vuldb.com/?ctiid.334651
Third Party Advisory
https://vuldb.com/?id.334651
Third Party Advisory
https://vuldb.com/?submit.700499
Product
https://www.dlink.com/
More from Dir-823x Firmware
7.2
CVE-2025-29635
D-Link DIR-823X Command Injection Vulnerability
9.8
CVE-2026-1125
A weakness has been identified in D-Link DIR-823X 250416
9.8
CVE-2025-10123
A vulnerability was determined in D-Link DIR-823X up to 250416
9.8
CVE-2025-29043
An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234
9.8
CVE-2025-29042
An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the macaddr key value to the function 0x42232c