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CVE-2018-15688

Out-of-Bounds write in systemd-networkd dhcpv6 option handling

Published: Oct 26, 2018Updated: Jun 9, 2025 Sources: CVE List NVD BDUCWE-120
NVD MITRE
8.8CVSSHIGH
EPSS Score
1.7%
Top 26.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-120

Affected Products

systemdsystemd project
On-prem
Operating Systems / linux-distro
debian linuxdebian
On-premOS
Operating Systems / linux-distro
ubuntu linuxcanonical
On-premOS
Operating Systems / linux-distro
enterprise linux desktopredhat
On-premOS
Operating Systems / linux-distro
enterprise linux serverredhat
On-premOS
Operating Systems / linux-distro
systemd projectoss-projectOperating Systemsaka systemd
debianoss-projectGBOperating Systemsaka debian gnu/linux
canonicalcommercialGBOperating Systemsaka canonical ltd.
redhatcommercialUSOperating Systemsaka red hat
and 13 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.securityfocus.com/bid/105745
securityfocus.com
https://access.redhat.com/errata/RHBA-2019:0327
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3665
access.redhat.com
and 17 more references View all →

Timeline

Published
Oct 26, 2018
Last Updated
Jun 9, 2025

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