CVE-2026-6012
Received Received - Intake
Remote Buffer Overflow in D-Link DIR-513 POST Handler

Publication date: 2026-04-10

Last updated on: 2026-04-30

Assigner: VulDB

Description
A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword of the file /goform/formSetPassword of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
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Meta Information
Published
2026-04-10
Last Modified
2026-04-30
Generated
2026-06-16
AI Q&A
2026-04-10
EPSS Evaluated
2026-06-15
NVD
CVE-2026-6012
EUVD
EUVD-2026-21307
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
dlink dir-513_firmware 1.10
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-119 The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-120 The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
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Executive Summary

This vulnerability exists in the D-Link DIR-513 device, specifically in the function formSetPassword within the /goform/formSetPassword file of the POST Request Handler component. It involves manipulation of the argument curTime, which leads to a buffer overflow. This buffer overflow can be exploited remotely.

The vulnerability affects only products that are no longer supported by the maintainer.

Impact Analysis

Exploitation of this vulnerability can lead to a buffer overflow, which may allow an attacker to execute arbitrary code or cause a denial of service on the affected device. Since the attack can be carried out remotely, it poses a significant security risk.

Given the high CVSS scores (up to 9.0 in version 2.0), the impact includes potential complete compromise of confidentiality, integrity, and availability of the device.

Mitigation Strategies

This vulnerability affects D-Link DIR-513 1.10 devices that are no longer supported by the maintainer.

Immediate mitigation steps include discontinuing the use of the affected device or isolating it from untrusted networks to prevent remote exploitation.

Since the exploit is publicly disclosed and can be carried out remotely, avoid exposing the device to the internet or untrusted networks.

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