Is CVE-2018-12548 actively exploited?

No active exploitation of CVE-2018-12548 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-12548 be exploited remotely?

Yes. CVE-2018-12548 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-12548?

CVE-2018-12548 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2018-12548

CRITICAL

CVE-2018-12548

CWE-822Published: January 31, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

In OpenJDK + Eclipse OpenJ9 version 0.11.0 builds, the public jdk.crypto.jniprovider.NativeCrypto class contains public static natives which accept pointer values that are dereferenced in the native code.

NVD Source

Technical Analysis

CVE-2018-12548 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.