CVE-2025-70249
Published: 10 March 2026
Summary
CVE-2025-70249 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Dlink Dir-513 Firmware. Its CVSS base score is 7.5 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 25.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Threat & Defense at a Glance
Threat & Defense Details
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Vulnerability directly enables remote unauthenticated exploitation of a public-facing web endpoint (formSetWizard2), causing DoS via stack buffer overflow (T1499.004).
NVD Description
Stack buffer overflow vulnerability in D-Link DIR-513 v1.10 via the curTime parameter to goform/formSetWizard2.
Deeper analysisAI
CVE-2025-70249 is a stack buffer overflow vulnerability (CWE-121) in D-Link DIR-513 router version 1.10. The flaw occurs via the curTime parameter sent to the goform/formSetWizard2 endpoint. It carries a CVSS v3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H), indicating high severity due to its potential for significant availability disruption.
Attackers can exploit this vulnerability remotely over the network with low complexity, requiring no authentication privileges or user interaction. Exploitation triggers a stack buffer overflow, resulting in denial-of-service conditions such as device crashes or reboots, with no direct impact on confidentiality or integrity.
For mitigation guidance, refer to the following resources: the CVE report at https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2025-70249, D-Link DIR-513 product support at https://www.dlink.com.cn/techsupport/ProductInfo.aspx?m=DIR-513, and D-Link's security bulletin page at https://www.dlink.com/en/security-bulletin/. Security practitioners should check these for firmware updates or advisories.
Details
- CWE(s)