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contiki-ng

Records57All Threatist records
Exploited (KEV)0None in CISA KEV
CVSS critical27CVSS 9.0–10.0
CVSS high25CVSS 7.0–8.9

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contiki-ng records in CISA KEV

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57 records

Priority MEDIUM 49

The Contiki-NG operating system versions 4.8 and prior can be triggered to dereference a NULL pointer in the message handling code for IPv6 router solicitiations.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00644 Published 2023-05-08 No fix listed CWE-476
Priority MEDIUM 47

Contiki-NG's MQTT client parse_publish_vhdr() in os/net/app-layer/mqtt/mqtt.c sets topic_len_received=1 before checking topic_len against the 64-byte limit, so an over-length topic returns early but leaves the flag set.

CVSS 4.0CRITICAL 9.2 Network No auth No interaction EPSS 0.00919 Published 2026-08-06 Fixed in a34a2dbdc8bea784bd2ae5079aa4be520cd74f2d CWE-787
Priority MEDIUM 45

Contiki-NG's LwM2M TLV parser lwm2m_tlv_read() in os/services/lwm2m/lwm2m-tlv.c ignores its caller-supplied buffer length argument and reads up to six bytes from the input buffer with no bounds check.

CVSS 4.0HIGH 8.7 Network No auth No interaction EPSS 0.00718 Published 2026-08-06 Fixed in f1673b5766d4d4d514cefb8a0350f43653574997 CWE-125
Priority MEDIUM 44

Contiki-NG is an open-source, cross-platform operating system for internet of things (IoT) devices.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00687 Published 2023-03-17 No fix listed CWE-120
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