High severity · published Nov 23, 2025
CVE-2025-13549
D-Link DIR-822K formNtp sub_455524 buffer overflow
8.8
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability was found in D-Link DIR-822K 1.00. This issue affects the function sub_455524 of the file /boafrm/formNtp. Performing manipulation of the argument submit-url results in buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-822K · D-Link
1.00 · source: vendor
DF
Dir-822k Firmware · Dlink
1.00_20250513164613 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-13549
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-13549
Exploit
https://github.com/QIU-DIE/CVE/issues/32
Permissions Required
https://vuldb.com/?ctiid.333316
Third Party Advisory
https://vuldb.com/?id.333316
Third Party Advisory
https://vuldb.com/?submit.693776
Product
https://www.dlink.com/
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