VULNERABILITY

Red Hat: CVE-2020-13529: CVE-2020-13529 systemd: DHCP FORCERENEW authentication not implemented can cause a system running the DHCP client to have its network reconfigured (Multiple Advisories)

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Red Hat: CVE-2020-13529: CVE-2020-13529 systemd: DHCP FORCERENEW authentication not implemented can cause a system running the DHCP client to have its network reconfigured (Multiple Advisories)

Severity
3
CVSS
(AV:A/AC:M/Au:N/C:N/I:N/A:P)
Published
05/10/2021
Created
11/11/2021
Added
11/10/2021
Modified
12/15/2023

Description

An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing attack. An attacker can forge a pair of FORCERENEW and DCHP ACK packets to reconfigure the server.

Solution(s)

  • redhat-upgrade-networkmanager
  • redhat-upgrade-networkmanager-adsl
  • redhat-upgrade-networkmanager-adsl-debuginfo
  • redhat-upgrade-networkmanager-bluetooth
  • redhat-upgrade-networkmanager-bluetooth-debuginfo
  • redhat-upgrade-networkmanager-cloud-setup
  • redhat-upgrade-networkmanager-cloud-setup-debuginfo
  • redhat-upgrade-networkmanager-config-connectivity-redhat
  • redhat-upgrade-networkmanager-config-server
  • redhat-upgrade-networkmanager-debuginfo
  • redhat-upgrade-networkmanager-debugsource
  • redhat-upgrade-networkmanager-dispatcher-routing-rules
  • redhat-upgrade-networkmanager-libnm
  • redhat-upgrade-networkmanager-libnm-debuginfo
  • redhat-upgrade-networkmanager-libnm-devel
  • redhat-upgrade-networkmanager-ovs
  • redhat-upgrade-networkmanager-ovs-debuginfo
  • redhat-upgrade-networkmanager-ppp
  • redhat-upgrade-networkmanager-ppp-debuginfo
  • redhat-upgrade-networkmanager-team
  • redhat-upgrade-networkmanager-team-debuginfo
  • redhat-upgrade-networkmanager-tui
  • redhat-upgrade-networkmanager-tui-debuginfo
  • redhat-upgrade-networkmanager-wifi
  • redhat-upgrade-networkmanager-wifi-debuginfo
  • redhat-upgrade-networkmanager-wwan
  • redhat-upgrade-networkmanager-wwan-debuginfo

References

  • CVE-2020-13529
  • RHSA-2021:4361

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