What is CVE-2021-35392?

CVE-2021-35392 is a vulnerability in Realtek Jungle SDK that allows for a heap buffer overflow due to unsafe crafting.

What is the severity of CVE-2021-35392?

CVE-2021-35392 has a severity value of 7.5, which is considered high.

Which software versions are affected by CVE-2021-35392?

Realtek Jungle SDK versions v2.x up to v3.4.14B are affected by CVE-2021-35392.

How can I fix CVE-2021-35392?

To fix CVE-2021-35392, it is recommended to update Realtek Jungle SDK to a version beyond v3.4.14B.

Where can I find more information about CVE-2021-35392?

You can find more information about CVE-2021-35392 in the references provided: https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain, https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en, https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf.

Vulnerability/
CVE-2021-35392

high

7.8

CWE

787 119

16/8/2021

4/8/2024

CVE-2021-35392: Buffer Overflow

First published: Mon Aug 16 2021(Updated: )

Realtek Jungle SDK version v2.x up to v3.4.14B provides a 'WiFi Simple Config' server that implements both UPnP and SSDP protocols. The binary is usually named wscd or mini_upnpd and is the successor to miniigd. The server is vulnerable to a heap buffer overflow that is present due to unsafe crafting of SSDP NOTIFY messages from received M-SEARCH messages ST header.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Realtek Jungle SDK	>=2.0<=3.4.14b

Remedy

https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en

Remedy

https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf

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Reference Links

Frequently Asked Questions

What is CVE-2021-35392?
CVE-2021-35392 is a vulnerability in Realtek Jungle SDK that allows for a heap buffer overflow due to unsafe crafting.
What is the severity of CVE-2021-35392?
CVE-2021-35392 has a severity value of 7.5, which is considered high.
Which software versions are affected by CVE-2021-35392?
Realtek Jungle SDK versions v2.x up to v3.4.14B are affected by CVE-2021-35392.
How can I fix CVE-2021-35392?
To fix CVE-2021-35392, it is recommended to update Realtek Jungle SDK to a version beyond v3.4.14B.
Where can I find more information about CVE-2021-35392?
You can find more information about CVE-2021-35392 in the references provided: https://www.iot-inspector.com/blog/advisory-multiple-issues-realtek-sdk-iot-supply-chain, https://www.realtek.com/en/cu-1-en/cu-1-taiwan-en, https://www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf.

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agent/last-modified-date
agent/softwarecombine
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collector/mitre-cve
source/MITRE
vendor/realtek
canonical/realtek jungle sdk
version/realtek jungle sdk/2.0
version/realtek jungle sdk/3.4.14b

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