Vulnerability · Published Feb 21, 2024 · Assigned by Silabs

CVE-2023-6533Silicon Labs PC Controller Denial of Service Vulnerability

Medium 6.5

In plain English

A medium-severity security flaw in PC Controller from silabs.com. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 83.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. This vulnerability exists in PC Controller v5.54.0, and earlier.

Affected products (as reported)

VendorProductVersions
silabs.com PC Controller 0 – through 5.54.0

Weakness: CWE-248, CWE-419 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References