CVE-2018-15688 — Classic Buffer Overflow in Systemd

CWE-120 — Classic Buffer OverflowCWE-131 — Incorrect Calculation of Buffer SizeCWE-190 — Integer Overflow or WraparoundCWE-122 — Heap-based Buffer Overflow12 documents9 sources
Severity
8.8HIGHNVD
EPSS
0.7%
top 27.35%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Network-manager Project Network-managerSystemd Project SystemdSystemd+8 more
Timeline
PublishedOct 26
Latest updateMay 13

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

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages7 packages

▶Debiansystemd_project/systemd< 239-11+3
▶CVEListV5systemd/systemdunspecified — 239

Also affects: Debian Linux 8.0, Ubuntu Linux 16.04, 18.04, 18.10, Enterprise Linux 7.6

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-8h24-cwhj-2xgm: A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd↗2022-05-13
▶
CVEList
Out-of-Bounds write in systemd-networkd dhcpv6 option handling↗2018-10-26
▶
OSV
CVE-2018-15688: A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd↗2018-10-26
▶

📋Vendor Advisories

5
Ubuntu
systemd vulnerability↗2018-11-05
▶
Ubuntu
NetworkManager vulnerability↗2018-11-05
▶
Red Hat
systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling↗2018-10-26
▶
Microsoft
Out-of-Bounds write in systemd-networkd dhcpv6 option handling↗2018-10-09
▶
Debian
CVE-2018-15688: network-manager - A buffer overflow vulnerability in the dhcp6 client of systemd allows a maliciou...↗2018
▶

💬Community

3
Bugzilla
CVE-2018-15688 NetworkManager: systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling [fedora-all]↗2018-10-29
▶
Bugzilla
CVE-2018-15688 systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling [fedora-all]↗2018-10-26
▶
Bugzilla
CVE-2018-15688 systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling↗2018-10-15
▶
CVE-2018-15688 — Classic Buffer Overflow in Systemd | cvebase