Buffer Overflow Vulnerability in Silicon Labs Gecko OS Product
CVE-2025-2837

8.8HIGH

Key Information:

Vendor

Silicon Labs

Status
Gecko Os
Vendor
CVE Published:
26 March 2025

What is CVE-2025-2837?

A buffer overflow vulnerability exists in the HTTP request handling of Silicon Labs Gecko OS. This flaw stems from inadequate validation of user-supplied data length, allowing network-adjacent attackers to execute arbitrary code on affected devices without needing authentication. Exploitation of this vulnerability can lead to compromise of the device's functionality, enabling unauthorized access and control.

Affected Version(s)

Gecko OS 1.0.46

References

https://www.zerodayinitiative.com/advisories/ZDI-24-871/
x_research-advisory
https://community.silabs.com/a45Vm0000000Atp
vendor-advisory

CVSS V3.0

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-2837 : Buffer Overflow Vulnerability in Silicon Labs Gecko OS Product