How severe is CVE-2022-43648?

CVE-2022-43648 has a severity rating of 8.8, which is considered high.

What is the affected software of CVE-2022-43648?

The affected software is D-Link DIR-3040 firmware 1.20B03.

Is authentication required to exploit CVE-2022-43648?

No, authentication is not required to exploit CVE-2022-43648.

How can I fix CVE-2022-43648?

To fix CVE-2022-43648, it is recommended to update to the latest firmware version provided by D-Link.

Vulnerability/
CVE-2022-43648

high

8.8

CWE

122

29/3/2023

3/8/2024

CVE-2022-43648: D-Link DIR-3040 MiniDLNA Heap-based Buffer Overflow Remote Code Execution Vulnerability

Q: What is CVE-2022-43648?

CVE-2022-43648 is a vulnerability that allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 1.20B03 routers.

First published: Wed Mar 29 2023(Updated: )

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 1.20B03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the MiniDLNA service. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the MiniDLNA service. Was ZDI-CAN-19910.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Dlink Dir-3040 Firmware	<=1.20b03
Dlink Dir-3040
D-Link DIR-3040

Remedy

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10322

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Reference Links

Frequently Asked Questions

What is CVE-2022-43648?
CVE-2022-43648 is a vulnerability that allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 1.20B03 routers.
How severe is CVE-2022-43648?
CVE-2022-43648 has a severity rating of 8.8, which is considered high.
What is the affected software of CVE-2022-43648?
The affected software is D-Link DIR-3040 firmware 1.20B03.
Is authentication required to exploit CVE-2022-43648?
No, authentication is not required to exploit CVE-2022-43648.
How can I fix CVE-2022-43648?
To fix CVE-2022-43648, it is recommended to update to the latest firmware version provided by D-Link.

collector/nvd-index
agent/references
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agent/softwarecombine
collector/mitre-cve
source/MITRE
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agent/remedy
agent/author
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agent/first-publish-date
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agent/tags
collector/zdi-advisory
source/ZDI
alias/ZDI-23-052
alias/ZDI-CAN-19910
alias/CVE-2022-43648
agent/software-canonical-lookup
vendor/dlink
canonical/dlink dir-3040 firmware
version/dlink dir-3040 firmware/1.20b03
canonical/dlink dir-3040
vendor/d-link
canonical/d-link dir-3040

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