Silabs Security Vulnerabilities (CVEs)

Track 27 security vulnerabilities affecting Silabs products and software. Get instant email alerts when new CVEs are discovered, automated security monitoring, and patch guidance.

10 Critical
12 High
5 Medium
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CVE-2025-12131 6.5

This vulnerability allows an attacker to cause a denial of service by sending specially crafted truncated 802.15.4 packets to affected systems. The tr...

Feb 5, 2026
CVE-2025-2837 8.8

A stack-based buffer overflow vulnerability in Silicon Labs Gecko OS HTTP request handling allows network-adjacent attackers to execute arbitrary code...

Mar 26, 2025
CVE-2025-2838 6.5

This vulnerability allows network-adjacent attackers to cause a denial-of-service condition on Silicon Labs Gecko OS devices by sending specially craf...

Mar 26, 2025
CVE-2024-23973 8.8

This is a buffer overflow vulnerability in Silicon Labs Gecko OS that allows network-adjacent attackers to execute arbitrary code without authenticati...

Jan 31, 2025
CVE-2024-24731 7.5

This is a buffer overflow vulnerability in Silicon Labs Gecko OS that allows network-adjacent attackers to execute arbitrary code without authenticati...

Jan 31, 2025
CVE-2024-50921 6.5

Insecure permissions in Silicon Labs Z-Wave Series 700 and 800 controllers allow attackers to cause denial of service by repeatedly sending crafted pa...

Dec 10, 2024
CVE-2024-50928 6.5

This vulnerability allows attackers to manipulate wakeup intervals of Z-Wave end devices in controller memory, potentially disrupting communication be...

Dec 10, 2024
CVE-2024-50930 8.8

This vulnerability in Silicon Labs Z-Wave Series 500 firmware allows attackers to execute arbitrary code on affected devices. It affects Z-Wave Series...

Dec 10, 2024
CVE-2024-23938 8.8

A stack-based buffer overflow in Silicon Labs Gecko OS debug interface allows network-adjacent attackers to execute arbitrary code without authenticat...

Sep 28, 2024
CVE-2023-45318 10.0

This critical vulnerability allows remote attackers to execute arbitrary code on systems running Weston Embedded uC-HTTP server by sending specially c...

Feb 20, 2024
CVE-2023-6874 7.5

CVE-2023-6874 is a denial of service vulnerability in Silicon Labs Ember ZNet wireless networking stack versions before 7.4.0. Attackers can manipulat...

Feb 5, 2024
CVE-2023-4280 9.3

This vulnerability allows attackers to bypass TrustZone memory isolation in Silicon Labs Gecko SDK, enabling unauthorized access to trusted memory reg...

Jan 2, 2024
CVE-2023-31247 9.0

A memory corruption vulnerability in Weston Embedded uC-HTTP v3.01.01's HTTP Server Host header parsing allows remote code execution via specially cra...

Nov 14, 2023
CVE-2023-28379 9.0

This vulnerability allows remote attackers to execute arbitrary code on systems running Weston Embedded uC-HTTP v3.01.01 by sending specially crafted ...

Nov 14, 2023
CVE-2023-24585 7.7

An out-of-bounds write vulnerability in Weston Embedded uC-HTTP v3.01.01 allows remote attackers to cause memory corruption via specially crafted HTTP...

Nov 14, 2023
CVE-2023-25181 9.0

This CVE describes a heap-based buffer overflow vulnerability in Weston Embedded uC-HTTP v3.01.01's HTTP server functionality. Attackers can send spec...

Nov 14, 2023
CVE-2023-3487 7.7

An integer overflow vulnerability in Silicon Labs Gecko Bootloader versions 4.3.1 and earlier allows attackers to access memory beyond allocated bound...

Oct 20, 2023
CVE-2020-27630 9.8

CVE-2020-27630 is a vulnerability in Silicon Labs uC/TCP-IP 3.6.0 where TCP Initial Sequence Numbers (ISNs) are generated with insufficient randomness...

Oct 10, 2023
CVE-2023-4041 9.8

This critical vulnerability in Silicon Labs Gecko Bootloader allows attackers to execute arbitrary code and bypass authentication by exploiting buffer...

Aug 23, 2023
CVE-2023-3110 9.6

An unauthenticated attacker within Z-Wave range can exploit a stack buffer overflow in SiLabs Unify Gateway versions 1.3.1 and earlier to execute arbi...

Jun 21, 2023
CVE-2023-0970 7.1

Multiple buffer overflow vulnerabilities in Silicon Labs Z/IP Gateway SDK versions 7.18.01 and earlier allow attackers with physical access to Z-Wave ...

Jun 21, 2023
CVE-2023-0971 9.6

A logic error in Silicon Labs Z/IP Gateway SDK versions 7.18.02 and earlier allows attackers to bypass authentication, remotely administer Z-Wave cont...

Jun 21, 2023
CVE-2023-2686 9.8

A buffer overflow vulnerability in the Wi-Fi Commissioning example code in Silicon Labs Gecko SDK allows attackers to write arbitrary payloads onto th...

Jun 15, 2023
CVE-2023-0775 6.5

This vulnerability in Silicon Labs Gecko SDK Bluetooth LE stack allows an attacker to send a malformed 'prepare write request' command that causes mem...

Mar 28, 2023
CVE-2023-1261 8.2

CVE-2023-1261 is a missing MAC layer security vulnerability in Silicon Labs Wi-SUN SDK that allows malicious nodes to route unauthorized messages thro...

Mar 21, 2023
CVE-2013-20003 8.3

This vulnerability affects Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs using S0 security that use a known, shared network key of ...

Feb 4, 2022
CVE-2020-9058 8.1

This CVE describes a vulnerability in Z-Wave devices using Silicon Labs 500 series chipsets that lack encryption and replay protection. Attackers can ...

Jan 10, 2022

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