Is CVE-2018-14521 actively exploited?

No active exploitation of CVE-2018-14521 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-14521 be exploited remotely?

Yes. CVE-2018-14521 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-14521?

CVE-2018-14521 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2018-14521

CWE-119Published: July 23, 2018· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.

NVD Source

Technical Analysis

CVE-2018-14521 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

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 8.8.

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