PT-2024-34455 · Silicon · Z-Wave Series 700/800

Carlos Kayembe Nkuba + 3 · Published 2024-12-10 · Updated 2025-07-01 · CVE-2024-50920

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Silicon Labs (SiLabs) Z-Wave Series 700 and 800 version 7.21.1

Description: The issue concerns insecure permissions in the software, allowing attackers to create a fake node by supplying crafted packets.

Recommendations: For Silicon Labs (SiLabs) Z-Wave Series 700 and 800 version 7.21.1, consider restricting access to the node creation functionality until a patch is available. As a temporary workaround, avoid using the software to create new nodes to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Preservation of Permissions

Weakness Enumeration

CWE-281

Related Identifiers

CVE-2024-50920

Affected Products

Z-Wave Series 700/800

References · 6

• 🔥 https://github.com/CNK2100/2024-CVE/blob/main/README.md · Exploit
• https://osv.dev/vulnerability/CVE-2024-50920 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-50920 · Security Note
• https://twitter.com/CVEnew/status/1866864837726470451 · Twitter Post
• https://t.me/cvedetector/12549 · Telegram Post
• https://t.me/cvenotify/127250 · Telegram Post