High severity · published Sep 23, 2025
CVE-2025-57637
Buffer overflow vulnerability in D-Link DI-7100G 2020-02-21 in the sub_451754 function of the jhttpd service in the viav4 parameter allowing attackers to cause a denial of service…
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
Buffer overflow vulnerability in D-Link DI-7100G 2020-02-21 in the sub_451754 function of the jhttpd service in the viav4 parameter allowing attackers to cause a denial of service or execute arbitrary code.
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)0.7% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DF
Di-7100g Firmware · Dlink
2020-02-21c1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-57637
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-57637
Exploit
https://github.com/glkfc/IoT-Vulnerability/blob/main/D-Link/Dlink_2.md
Product
https://www.dlink.com/en/security-bulletin/
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