Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / Systemd | affected Canonical Ubuntu 20.04 LTS, Systemd 245 |
CWE
CWE-290
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142
- https://security.gentoo.org/glsa/202107-48
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
- http://www.openwall.com/lists/oss-security/2021/08/04/2
- http://www.openwall.com/lists/oss-security/2021/08/17/3
- http://www.openwall.com/lists/oss-security/2021/09/07/3
- https://security.netapp.com/advisory/ntap-20210625-0005/
ADP enrichment
No English description supplied.
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142
- https://security.gentoo.org/glsa/202107-48
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
- http://www.openwall.com/lists/oss-security/2021/08/04/2
- http://www.openwall.com/lists/oss-security/2021/08/17/3
- http://www.openwall.com/lists/oss-security/2021/09/07/3
- https://security.netapp.com/advisory/ntap-20210625-0005/
No English description supplied.