VULNERABILITY INTELLIGENCE

CVE-2025-2837

CVSS score8.8 HIGH
EPSS probability0.49%
CISA KEVNot currently listed
Published2025-03-26
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Silicon Labs Gecko OS HTTP Request Handling Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Silicon Labs Gecko OS. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HTTP requests. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-23245.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-121

Primary references