D-Link DIR-513 formSetWanPPTP buffer overflow
Published Jun 30, 2025 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
D-Link DIR-513 formSetWanPPTP buffer overflow
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A vulnerability classified as critical has been found in D-Link DIR-513 1.0. This affects an unknown part of the file /goform/formSetWanPPTP. The manipulation of the argument curTime leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- MEDIUM
- Confidence
- 10%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-314361 | D-Link DIR-513 formSetWanPPTP buffer overflow ↗
- VDB-314361 | CTI Indicators (IOB, IOC, IOA) ↗
- Submit #603693 | D-Link DIR-513 V1.0 Buffer Overflow ↗
- www.dlink.com ↗
Record history
Published Jun 30, 2025 · Last refreshed Oct 23, 2026