CVE-2018-15686

A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and including 239.

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0

7.0 HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

2.26% chance of exploitation in the next 30 days, 82th percentile

Published

2018-10-26

Updated

2025-06-09

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/45714

References

• CVE Record
• NVD entry

Related

• CVE-2018-15685
• CVE-2018-15687
• CVE-2018-15684
• CVE-2018-15691
• CVE-2018-15683
• CVE-2018-15703