CVE-2020-13529

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.

• CWE-290
• CWE-290

• http://www.openwall.com/lists/oss-security/2021/08/04/2Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/08/17/3Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/09/07/3Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
• https://security.gentoo.org/glsa/202107-48Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210625-0005/Third Party Advisory
• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142Exploit, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/08/04/2Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/08/17/3Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2021/09/07/3Mailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
• https://security.gentoo.org/glsa/202107-48Third Party Advisory
• https://security.netapp.com/advisory/ntap-20210625-0005/Third Party Advisory
• https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142Exploit, Third Party Advisory

Published

May 10, 2021

Last Modified

Jun 17, 2026

Status

Modified

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