Is CVE-2018-1000804 actively exploited?

No active exploitation of CVE-2018-1000804 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-1000804 be exploited remotely?

Yes. CVE-2018-1000804 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-1000804?

CVE-2018-1000804 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2018-1000804

CWE-119Published: October 8, 2018· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

contiki-ng version 4 contains a Buffer Overflow vulnerability in AQL (Antelope Query Language) database engine that can result in Attacker can perform Remote Code Execution on device using Contiki-NG operating system. This attack appear to be exploitable via Attacker must be able to run malicious AQL code (e.g. via SQL-like Injection attack).

NVD Source

Technical Analysis

CVE-2018-1000804 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.