Out-of-Bounds write in systemd-networkd dhcpv6 option handling
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 1.7%
exploitation probability
1.7%top 25% of all CVEs
observed exploitation
nono source reports it
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:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
systemd · systemdReferences
https://access.redhat.com/errata/RHBA-2019:0327https://access.redhat.com/errata/RHSA-2018:3665https://access.redhat.com/errata/RHSA-2019:0049https://github.com/systemd/systemd/pull/10518https://lists.debian.org/debian-lts-announce/2018/11/msg00017.htmlhttps://security.gentoo.org/glsa/201810-10https://usn.ubuntu.com/3806-1/https://usn.ubuntu.com/3807-1/http://www.securityfocus.com/bid/105745