Silabs

96 CVEs across 61 Silabs products. Browse Silabs vulnerabilities, severities, and proof-of-concept exploits.

Silabs products with known CVEs

ProductCVEs
Gecko Software Development Kit30
Emberznet17
Z-Wave Software Development Kit8
Zgm130s037hgn7
Zgm230sb27hgn7
Gecko OS6
Efr32zg14p231f256gm325
Efr32zg23a010f512gm405
Efr32zg23a010f512gm485
Efr32zg23a020f512gm405
Efr32zg23a020f512gm485
Efr32zg23b010f512im405
Efr32zg23b010f512im485
Efr32zg23b011f512im405
Efr32zg23b020f512im405
Efr32zg23b020f512im485
Efr32zg23b021f512im405
Zgm230sa27hgn5
Z\/ip Gateway Sdk5
Zm51015
Zm52025
500 Series Firmware4
Bluetooth Low Energy Software Development Kit4
Gecko Bootloader3
Zm5101 Firmware3
Zm5202 Firmware3
700 Series Firmware2
Micrium Uc-Http2
Uzb-72
Zgm130s037hgn Firmware2
Zgm2305a27hgn2
Zgm2305a27hgn Firmware2
Zgm230sb27hgn Firmware2
Z-Wave Pc-Based Controller2
100 Series Firmware1
200 Series Firmware1
300 Series Firmware1
Emberznet Sdk1
Iwrap1
Micrium OS1
Openthread Sdk1
Sd35021
Sd3502 Firmware1
Sd35031
Sd3503 Firmware1
Simplicity Software Development Kit1
Uc\/tcp-Ip1
Unify Software Development Kit1
Wireless Smart Ubiquitous Network Linux Border Router1
Wireless Smart Ubiquitous Network Linux Border Router Firmware1
Silabs CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-4526Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, malformed global ZCL messages can trigger out-of-bounds reads in framework parsing logic and terminate the process. These mess…
CVE-2026-47154Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, a malformed GetProfileResponse message can trigger out-of-bounds reads while iterating interval entries and terminate the proc…
CVE-2026-47153Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, a malformed Level Control Step command can terminate the process through a divide-by-zero fault. This command must come from a…
CVE-2026-47152Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, a malformed Level Control Move command can terminate the process through a divide-by-zero fault. This command must come from a…
CVE-2026-47151High7.12026-06-25In EmberZNet v9.0.2 and earlier, malformed ClearWeekdaySchedule messages can trigger out-of-bounds writes into Door Lock schedule state. The size and location…
CVE-2026-47150High7.12026-06-25In EmberZNet v9.0.2 and earlier, malformed IAS Zone enrollment messages can trigger an out-of-bounds state-table write and terminate the process. The size and…
CVE-2026-47149Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, malformed or out-of-range Door Lock user identifiers can trigger out-of-bounds table reads and terminate the process. These me…
CVE-2026-47148Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, malformed GetGroupMembership commands can trigger repeated reads past the end of the message payload and terminate the process…
CVE-2026-47147High7.12026-06-25In EmberZNet v9.0.2 and earlier, malformed OTA requests can drive the OTA server parser into out-of-bounds reads. A limited amount of data from RAM is read bac…
CVE-2026-47146Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, malformed Color Control messages can lead to asserts that terminate the process. These messages must come from a device that h…
CVE-2026-47145Medium6.52026-06-25In EmberZNet v9.0.2 and earlier, malformed Color Control messages can lead to asserts that terminate the process. These messages must come from a device that h…
CVE-2025-12131Medium6.52026-02-05A truncated 802.15.4 packet can lead to an assert, resulting in a denial of service.
CVE-2025-2838Medium6.52025-03-26Silicon Labs Gecko OS DNS Response Processing Infinite Loop Denial-of-Service Vulnerability. This vulnerability allows network-adjacent attackers to create a d…
CVE-2025-2837High8.82025-03-26Silicon Labs Gecko OS HTTP Request Handling Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attacke…
CVE-2024-24731High7.52025-01-31This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Silicon Labs Gecko OS. Authentication is not requir…
CVE-2024-23973High8.82025-01-31This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Silicon Labs Gecko OS. Authentication is not requir…
CVE-2024-23937Medium4.32025-01-31This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of Silicon Labs Gecko OS. Authentication is no…
CVE-2024-50931Medium4.62024-12-10Silicon Labs Z-Wave Series 500 v6.84.0 was discovered to contain insecure permissions.
CVE-2024-50930High8.82024-12-10An issue in Silicon Labs Z-Wave Series 500 v6.84.0 allows attackers to execute arbitrary code.
CVE-2024-50929Medium6.22024-12-10Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to arbitrarily change the device type in the controller's memor…
CVE-2024-50928Medium6.52024-12-10Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to change the wakeup interval of end devices in controller memo…
CVE-2024-50924Medium6.52024-12-10Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause disrupt communications between the controller and the…
CVE-2024-50921Medium6.52024-12-10Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to cause a Denial of Service (DoS) via repeatedly sending craft…
CVE-2024-50920High8.82024-12-10Insecure permissions in Silicon Labs (SiLabs) Z-Wave Series 700 and 800 v7.21.1 allow attackers to create a fake node via supplying crafted packets.
CVE-2024-23938High8.82024-09-28Silicon Labs Gecko OS Debug Interface Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to…
CVE-2023-41093Low3.12024-07-12Use After Free vulnerability in Silicon Labs Bluetooth SDK on 32 bit, ARM may allow an attacker with precise timing capabilities to intercept a small number of…
CVE-2023-51394Medium5.32024-02-23High traffic environments may result in NULL Pointer Dereference vulnerability in Silicon Labs's Ember ZNet SDK before v7.4.0, causing a system crash.
CVE-2023-51393Medium5.32024-02-23Due to an allocation of resources without limits, an uncontrolled resource consumption vulnerability exists in Silicon Labs Ember ZNet SDK prior to v7.4.0.0 (d…
CVE-2023-51392Medium6.22024-02-23Ember ZNet between v7.2.0 and v7.4.0 used software AES-CCM instead of integrated hardware cryptographic accelerators, potentially increasing risk of electromag…
CVE-2023-6640Medium6.52024-02-21Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
CVE-2023-6533Medium6.52024-02-21Malformed 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…
CVE-2024-22473Medium6.82024-02-21TRNG is used before initialization by ECDSA signing driver when exiting EM2/EM3 on Virtual Secure Vault (VSE) devices. This defect may allow Signature Spoofing…
CVE-2023-45318Critical10.02024-02-20A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004. A specially crafted network p…
CVE-2024-0240Medium6.52024-02-15A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending notifications to multiple clients, this res…
CVE-2023-6874High7.52024-02-05Prior to v7.4.0, Ember ZNet is vulnerable to a denial of service attack through manipulation of the NWK sequence number
CVE-2023-6387High7.52024-02-02A potential buffer overflow exists in the Bluetooth LE HCI CPC sample application in the Gecko SDK which may result in a denial of service or remote code execu…
CVE-2023-5138Medium6.82024-01-03Glitch detection is not enabled by default for the CortexM33 core in Silicon Labs secure vault high parts EFx32xG2xB, except EFR32xG21B.
CVE-2023-4280Critical9.32024-01-02An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory…
CVE-2023-41097Medium4.62023-12-21An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This i…
CVE-2023-4020Critical9.02023-12-15An unvalidated input in a library function responsible for communicating between secure and non-secure memory in Silicon Labs TrustZone implementation allows r…
CVE-2023-5310Medium5.72023-12-15A denial of service vulnerability exists in all Silicon Labs Z-Wave controller and endpoint devices running Z-Wave SDK v7.20.3 (Gecko SDK v4.3.3) and earlier…
CVE-2023-4489Medium6.42023-12-14The first S0 encryption key is generated with an uninitialized PRNG in Z/IP Gateway products running Silicon Labs Z/IP Gateway SDK v7.18.3 and earlier. This ma…
CVE-2023-31247Critical9.02023-11-14A memory corruption vulnerability exists in the HTTP Server Host header parsing functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted network…
CVE-2023-28391Critical9.02023-11-14A memory corruption vulnerability exists in the HTTP Server header parsing functionality of Weston Embedded uC-HTTP v3.01.01. Specially crafted network packets…
CVE-2023-28379Critical9.02023-11-14A memory corruption vulnerability exists in the HTTP Server form boundary functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted network packet…
CVE-2023-27882Critical9.02023-11-14A heap-based buffer overflow vulnerability exists in the HTTP Server form boundary functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted netwo…
CVE-2023-25181Critical9.02023-11-14A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted set of network pack…
CVE-2023-24585High7.72023-11-14An out-of-bounds write vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP v3.01.01. A specially crafted network packet can lead t…
CVE-2023-41096Medium6.82023-10-26Missing Encryption of Security Keys vulnerability in Silicon Labs Ember ZNet SDK on 32 bit, ARM (SecureVault High modules) allows potential modification or ex…
CVE-2023-41095Medium6.82023-10-26Missing Encryption of Security Keys vulnerability in Silicon Labs OpenThread SDK on 32 bit, ARM (SecureVault High modules) allows potential modification or ext…
CVE-2023-3487High7.72023-10-20An integer overflow in Silicon Labs Gecko Bootloader version 4.3.1 and earlier allows unbounded memory access when reading from or writing to storage slots.
CVE-2020-27630Critical9.82023-10-10In Silicon Labs uC/TCP-IP 3.6.0, TCP ISNs are improperly random.
CVE-2023-41094Critical10.02023-10-04TouchLink packets processed after timeout or out of range due to Operation on a Resource after Expiration and Missing Release of Resource after Effective Lifet…
CVE-2023-3024Medium5.92023-09-29Forcing the Bluetooth LE stack to segment 'prepare write response' packets can lead to an out-of-bounds memory access.
CVE-2023-4041Critical9.82023-08-23Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'), Out-of-bounds Write, Download of Code Without Integrity Check vulnerability in Silicon…
CVE-2023-3488Low3.82023-07-28Uninitialized buffer in GBL parser in Silicon Labs GSDK v4.3.0 and earlier allows attacker to leak data from Secure stack via malformed GBL file.
CVE-2023-3110Critical9.62023-06-21Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leadi…
CVE-2023-0972Critical9.62023-06-21Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, lead…
CVE-2023-0971Critical9.62023-06-21A logic error in SiLabs Z/IP Gateway SDK 7.18.02 and earlier allows authentication to be bypassed, remote administration of Z-Wave controllers, and S0/S2 encry…
CVE-2023-0970High7.12023-06-21Multiple buffer overflow vulnerabilities in SiLabs Z/IP Gateway SDK version 7.18.01 and earlier allow an attacker with invasive physical access to a Z-Wave con…
CVE-2023-0969Low3.52023-06-21A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an authenticated attacker within Z-Wave range to manipulate an array pointer to disclose the…
CVE-2023-2747Low3.12023-06-15The initialization vector (IV) used by the secure engine (SE) for encrypting data stored in the SE flash memory is uninitialized.
CVE-2023-2683Medium5.32023-06-15A memory leak in the EFR32 Bluetooth LE stack 5.1.0 through 5.1.1 allows an attacker to send an invalid pairing message and cause future legitimate connection…
CVE-2023-2686Critical9.82023-06-15Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.
CVE-2023-2687Low2.92023-06-02Buffer overflow in Platform CLI component in Silicon Labs Gecko SDK v4.2.1 and earlier allows user to overwrite limited structures on the heap.
CVE-2023-32100Medium5.32023-05-18 Compiler removal of buffer clearing in sli_se_driver_mac_compute in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication…
CVE-2023-32099Medium5.32023-05-18 Compiler removal of buffer clearing in sli_se_sign_hash in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplication to R…
CVE-2023-32098Medium5.32023-05-18 Compiler removal of buffer clearing in sli_se_sign_message in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplicat…
CVE-2023-32097Low3.12023-05-18 Compiler removal of buffer clearing in sli_crypto_transparent_aead_decrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key…
CVE-2023-32096Low3.12023-05-18 Compiler removal of buffer clearing in sli_crypto_transparent_aead_encrypt_tag in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key…
CVE-2023-2481Medium5.32023-05-18 Compiler removal of buffer clearing in sli_se_opaque_import_key in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplicati…
CVE-2023-1132Medium5.32023-05-18 Compiler removal of buffer clearing in sli_se_driver_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material duplicati…
CVE-2023-0965Low3.12023-05-18 Compiler removal of buffer clearing in sli_cryptoacc_transparent_key_agreement in Silicon Labs Gecko Platform SDK v4.2.1 and earlier results in key material d…
CVE-2023-0775Medium6.52023-03-28An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests…
CVE-2023-1262High8.22023-03-21 Missing MAC layer security in Silicon Labs Wi-SUN Linux Border Router v1.5.2 and earlier allows malicious node to route malicious messages through network.
CVE-2023-1261High8.22023-03-21 Missing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.
CVE-2022-24939Medium5.72022-11-18  A malformed packet containing an invalid destination address, causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset…
CVE-2022-24942Critical9.12022-11-15 Heap based buffer overflow in HTTP Server functionality in Micrium uC-HTTP 3.01.01 allows remote code execution via HTTP request.
CVE-2022-24938Medium6.52022-11-14 A malformed packet causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.
CVE-2022-24937Medium6.52022-11-14Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Silicon Labs Ember ZNet allows Overflow Buffers.
CVE-2022-24936High8.32022-11-02Out-of-Bounds error in GBL parser in Silicon Labs Gecko Bootloader version 4.0.1 and earlier allows attacker to overwrite flash Sign key and OTA decryption key…
CVE-2022-24611Medium6.52022-05-17Denial of Service (DoS) in the Z-Wave S0 NonceGet protocol specification in Silicon Labs Z-Wave 500 series allows local attackers to block S0/S2 protected Z-Wa…
CVE-2021-27411Medium6.52022-05-03Micrium OS Versions 5.10.1 and prior are vulnerable to integer wrap-around in functions Mem_DynPoolCreate, Mem_DynPoolCreateHW and Mem_PoolCreate. This unverif…
CVE-2018-25029High8.12022-02-04The Z-Wave specification requires that S2 security can be downgraded to S0 or other less secure protocols, allowing an attacker within radio range during pairi…
CVE-2013-20003High8.32022-02-04Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker wit…
CVE-2020-9061Medium6.52022-01-10Z-Wave devices using Silicon Labs 500 and 700 series chipsets, including but not likely limited to the SiLabs UZB-7 version 7.00, ZooZ ZST10 version 6.04, Aeon…
CVE-2020-9060Medium6.52022-01-10Z-Wave devices based on Silicon Labs 500 series chipsets using S2, including but likely not limited to the ZooZ ZST10 version 6.04, ZooZ ZEN20 version 5.03, Zo…
CVE-2020-9059Medium6.52022-01-10Z-Wave devices based on Silicon Labs 500 series chipsets using S0 authentication are susceptible to uncontrolled resource consumption leading to battery exhaus…
CVE-2020-9058High8.12022-01-10Z-Wave devices based on Silicon Labs 500 series chipsets using CRC-16 encapsulation, including but likely not limited to the Linear LB60Z-1 version 3.5, Dome D…
CVE-2020-9057High8.82022-01-10Z-Wave devices based on Silicon Labs 100, 200, and 300 series chipsets do not support encryption, allowing an attacker within radio range to take control of or…
CVE-2020-10137Medium6.52022-01-10Z-Wave devices based on Silicon Labs 700 series chipsets using S2 do not adequately authenticate or encrypt FIND_NODE_IN_RANGE frames, allowing a remote, unaut…
CVE-2021-31609Medium6.52021-09-07The Bluetooth Classic implementation in Silicon Labs iWRAP 6.3.0 and earlier does not properly handle the reception of an oversized LMP packet greater than 17…
CVE-2020-13582High7.52021-01-26A denial-of-service vulnerability exists in the HTTP Server functionality of Micrium uC-HTTP 3.01.00. A specially crafted HTTP request can lead to denial of se…
CVE-2020-15532Medium6.52020-08-20Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air denial of service vulnerability in Bluetooth…
CVE-2020-15531High8.82020-08-20Silicon Labs Bluetooth Low Energy SDK before 2.13.3 has a buffer overflow via packet data. This is an over-the-air remote code execution vulnerability in Bluet…
CVE-2018-19983Medium6.52018-12-09An issue was discovered on Sigma Design Z-Wave S0 through S2 devices. An attacker first prepares a Z-Wave frame-transmission program (e.g., Z-Wave PC Controlle…