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THREATINT
PUBLISHED

CVE-2025-2837

Silicon Labs Gecko OS HTTP Request Handling Stack-based Buffer Overflow Remote Code Execution Vulnerability



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.

Reserved 2025-03-26 | Published 2025-03-26 | Updated 2025-03-27 | Assigner zdi


HIGH: 8.8CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-121: Stack-based Buffer Overflow

Product status

Default status
unknown

1.0.46
affected

References

www.zerodayinitiative.com/advisories/ZDI-24-871/ (ZDI-24-871)

community.silabs.com/a45Vm0000000Atp (vendor-provided URL) vendor-advisory

cve.org (CVE-2025-2837)

nvd.nist.gov (CVE-2025-2837)

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