CVE-2020-19323: Buffer Overflow

Published Sep 11, 2023
·
Updated

An issue was discovered in /bin/miniupnpd on D-Link DIR-619L 2.06beta devices. There is a heap buffer overflow allowing remote attackers to restart router via the M-search request ST parameter. No authentication required

Affected Software

2 affected components
Dlink Dir-619l Firmware=2.06-beta
Dlink Dir-619l

Event History

Sep 11, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is CVE-2020-19323?

CVE-2020-19323 is an issue discovered in /bin/mini_upnpd on D-Link DIR-619L 2.06beta devices, allowing remote attackers to restart the router via the M-search request ST parameter without authentication.

2

How severe is CVE-2020-19323?

CVE-2020-19323 has a severity rating of 7.5 out of 10, indicating a high level of severity.

3

Which software is affected by CVE-2020-19323?

The D-Link DIR-619L 2.06beta firmware is affected by CVE-2020-19323.

4

How can an attacker exploit CVE-2020-19323?

An attacker can exploit CVE-2020-19323 by sending a malicious M-search request with a specially crafted ST parameter, causing a heap buffer overflow and remotely restarting the router.

5

Are there any references for CVE-2020-19323?

Yes, there are references available for CVE-2020-19323. You can find more information at the following links: [GitHub](https://github.com/hhhhu8045759/619L_upnpd_heapoverflow) and [D-Link Security Bulletin](https://www.dlink.com/en/security-bulletin/).

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