Vulnerability record · CVE-2025-7945 · published 22 July 2025

CVE-2025-7945: Memory buffer overflow vulnerability

A vulnerability was found in D-Link DIR-513 up to 20190831. It has been declared as critical. This vulnerability affects the function formSetWanDhcpplus of the file /goform/formSetWanDhcpplus. The manipulation of the argument curTime leads to buffer overflow. The attack can be initiated remotely. This vulnerability only affects products that are no longer supported by the maintainer.

8.7 CVSS 4.0 High EPSS 5.7% · top 7.2% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow Deferred

8.7CVSS 4.0 base score, v2 9.0

5.7%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

5References

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://github.com/LYN1ng/D-linkdir513/blob/main/Dlink_DIR-513_Buffer_Overflow_Vulnerability.md
https://vuldb.com/?ctiid.317086
https://vuldb.com/?id.317086
https://vuldb.com/?submit.619200
https://www.dlink.com/

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Source: NIST National Vulnerability Database (record CVE-2025-7945), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.