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CVE-2018-15687

systemd: chown_one() can dereference symlinks

Published: Oct 26, 2018Updated: Jun 9, 2025 Sources: CVE List NVD BDUCWE-362
7.0HIGH
NVD MITRE
EPSS Score
1.1%
Top 39.8%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-362

Affected Products

Canonical Ltd.
commercial·GBaka canonical
UbuntuOn-premOS
Operating Systems / linux-distro
Сообщество свободного программного обеспечения
oss-projectaka fsf
SystemdOn-premOS
Operating Systems / linux-distro
ООО "Открытая мобильная платформа"
commercial·RU
ОС АврораOn-prem
Operating Systems / mobile-os
systemd project
oss-projectaka systemd
systemdOn-prem
Operating Systems / linux-distro
systemd
oss-project·DE
systemdEmbedded
Operating Systems / linux-distro
and 1 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://cve.omprussia.ru/bb10321
cve.omprussia.ru
https://cve.omprussia.ru/bb11322
cve.omprussia.ru
https://cve.omprussia.ru/bb12323
cve.omprussia.ru
and 7 more references View all →
News mentions
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