CVE-2025-5934: ex3700 Buffer Overflow — Exploit

Description

A vulnerability was found in Netgear EX3700 up to 1.0.0.88. It has been classified as critical. Affected is the function sub_41619C of the file /mtd. The manipulation leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.0.0.98 is able to address this issue. It is recommended to upgrade the affected component. This vulnerability only affects products that are no longer supported by the maintainer.

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CVSS v3.1 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-121 CWE-121

CWE-787 Out-of-bounds Write

Affected Products

Vendor	Product	Versions
netgear	ex3700_firmware	< 1.0.0.88
netgear	ex3700	All

References

Exploits

https://github.com/xiaobor123/vul-finds/tree/main/vul-find-ex3700-netgear https://github.com/xiaobor123/vul-finds/tree/main/vul-find-ex3700-netgear#poc https://github.com/xiaobor123/vul-finds/tree/main/vul-find-ex3700-netgear https://github.com/xiaobor123/vul-finds/tree/main/vul-find-ex3700-netgear#poc

Other References

https://vuldb.com/?ctiid.311712 https://vuldb.com/?id.311712 https://vuldb.com/?submit.588258 https://www.netgear.com/

Frequently Asked Questions

What is CVE-2025-5934? +

A vulnerability was found in Netgear EX3700 up to 1.0.0.88. It has been classified as critical. Affected is the function sub_41619C of the file /mtd. The manipulation leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.0.0.98 is able to address this issue. It is recommended to upgrade the affected component. This vulnerability only affects products that are no longer supported by the maintainer. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-5934? +

CVE-2025-5934 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-5934? +

CVE-2025-5934 affects products from netgear, specifically: ex3700, ex3700_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-5934? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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