Is CVE-2018-12109 actively exploited?

No active exploitation of CVE-2018-12109 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-12109 be exploited remotely?

No. CVE-2018-12109 requires local access to exploit.

What is the CVSS score of CVE-2018-12109?

CVE-2018-12109 has a CVSS score of 7.8 (HIGH).

HOME VULNERABILITIESCVE-2018-12109

HIGH

CVE-2018-12109

CWE-787Published: June 11, 2018· Updated: Jun 17, 2026

7.8

CVSS v3.1

Official Description

An issue was discovered in Free Lossless Image Format (FLIF) 0.3. The TransformPaletteC<FileIO>::process function in transform/palette_C.hpp allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted PAM image file.

NVD Source

Technical Analysis

CVE-2018-12109 requires local access, meaning attackers must already have a foothold on the target system.

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 7.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.