Is CVE-2018-15687 actively exploited?

CVE-2018-15687 has no public evidence of in-the-wild exploitation as of 2025-06-09.

What is the CVSS score for CVE-2018-15687?

CVE-2018-15687 has a CVSS score of 7 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2018-15687?

Patch guidance is available from canonical security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2018-15687.

Fix CVE-2018-15687 - HIGH canonical ubuntu linux

Q: Which products are affected by CVE-2018-15687?

4 products: canonical ubuntu linux, canonical ubuntu linux, canonical ubuntu linux, systemd project systemd.

Description

A race condition in chown_one() of systemd allows an attacker to cause systemd to set arbitrary permissions on arbitrary files. Affected releases are systemd versions up to and including 239.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: high
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-362 · Race Condition CWE-362 · Race Condition

Metadata

Primary Vendor: CANONICAL
Published: 10/26/2018
Last Modified: 6/9/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

canonical : ubuntu_linuxcanonical : ubuntu_linuxcanonical : ubuntu_linuxsystemd_project : systemd

Remediation Guidance

Executive Summary

Cite this page

CVE-2018-15687. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2018-15687

View on NIST NVD

CVE-2018-15687 vulnerability