CVE-2023-35863

Name: CVE-2023-35863
Creator: NVD / NIST
Published: 2023-07-05T18:15:10.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2023-35863 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. In MADEFORNET HTTP Debugger through 9.12, the Windows service does not set the seclevel registry key before launching the driver. Thus, it is possible for an unprivileged application to obtain a handle to the NetFilterSDK wrapper before the service obtains exclusive access.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

In MADEFORNET HTTP Debugger through 9.12, the Windows service does not set the seclevel registry key before launching the driver. Thus, it is possible for an unprivileged application to obtain a handle to the NetFilterSDK wrapper before the service obtains exclusive access.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.25%

15.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Madefornet	Http Debugger	<= 9.12

References

https://ctrl-c.club/~blue/nfsdk.htmlExploit, Technical Description, Third Party Advisory
https://www.madefornet.com/products.htmlProduct
https://www.michaelrowley.dev/research/posts/nfsdk/nfsdk.htmlBroken Link
https://ctrl-c.club/~blue/nfsdk.htmlExploit, Technical Description, Third Party Advisory
https://www.madefornet.com/products.htmlProduct
https://www.michaelrowley.dev/research/posts/nfsdk/nfsdk.htmlBroken Link

Timeline

Published: Jul 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-35863?

How severe is CVE-2023-35863?

CVE-2023-35863 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2023-35863?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-35863?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST