CVE-2021-3707
First published: Mon Aug 16 2021(Updated: )
D-Link router DSL-2750U with firmware vME1.16 or prior versions is vulnerable to unauthorized configuration modification. An unauthenticated attacker on the local network may exploit this, with CVE-2021-3708, to execute any OS commands on the vulnerable device.
Credit: vultures@jpcert.or.jp
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Dlink Dsl-2750u Firmware | <=1.16 | |
| Dlink Dsl-2750u |
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Reference Links
- https://github.com/HadiMed/firmware-analysis/blob/main/DSL-2750U%20(firmware%20version%201.6)/README.md
- https://jvn.jp/en/vu/JVNVU92088210/
- https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10230
- https://github.com/HadiMed/firmware-analysis/blob/main/DSL-2750U%20%28firmware%20version%201.6%29/README.md
Frequently Asked Questions
What is the vulnerability ID for this D-Link router?
The vulnerability ID is CVE-2021-3707.
What is the severity of CVE-2021-3707?
The severity of CVE-2021-3707 is medium with a severity value of 5.5.
What is the affected software?
The affected software is D-Link router DSL-2750U with firmware vME1.16 or prior versions.
How can an attacker exploit this vulnerability?
An unauthenticated attacker on the local network can exploit this vulnerability to execute any OS commands on the vulnerable device.
How can I fix CVE-2021-3707?
Upgrade the firmware of the D-Link router DSL-2750U to version 1.17 or later to mitigate this vulnerability.
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