High severity · published May 11, 2025
CVE-2025-4544
D-Link DI-8100 jhttpd ddos.asp stack-based overflow
7.2
CVSS
11.8%
EPSS
No
On KEV
Description
A vulnerability was found in D-Link DI-8100 up to 16.07.26A1 and classified as critical. This issue affects some unknown processing of the file /ddos.asp of the component jhttpd. The manipulation of the argument def_max/def_time/def_tcp_max/def_tcp_time/def_udp_max/def_udp_time/def_icmp_max leads to stack-based buffer overflow. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)11.8% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DI-8100 · D-Link
16.07.26A1 · source: vendor
DF
Di-8100 Firmware · Dlink
through 16.07.26a1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4544
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4544
Exploit
https://github.com/Yhuanhuan01/DI-8100_Vulnerability_Report/blob/main/Vulnerability_Report.md
Permissions Required
https://vuldb.com/?ctiid.308291
Third Party Advisory
https://vuldb.com/?id.308291
Third Party Advisory
https://vuldb.com/?submit.562695
Product
https://www.dlink.com/
More from DI-8100
9.8
CVE-2026-7854
D-Link DI-8100 POST Parameter url_rule.asp url_rule_asp buffer overflow
9.8
CVE-2026-7853
D-Link DI-8100 HTTP auto_reboot.asp sprintf buffer overflow
9.8
CVE-2025-7911
D-Link DI-8100 jhttpd upnp_ctrl.asp sprintf stack-based overflow
9.8
CVE-2024-44401
D-Link DI-8100G 17.12.20A1 is vulnerable to Command Injection via sub47A60C function in the upgrade_filter.asp file
9.8
CVE-2024-7833
D-Link DI-8100 upgrade_filter.asp upgrade_filter_asp command injection