NVD Vulnerability Detail

CVE-2020-13529

Summary	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.
Publication Date	May 11, 2021, 1:15 a.m.
Registration Date	May 11, 2021, 10 a.m.
Last Update	Nov. 21, 2024, 2:01 p.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:systemd_project:systemd:245:-::::::

Configuration2		or higher	or less	more than	less than
cpe:2.3:o:fedoraproject:fedora:33:::::::*

Configuration3	or higher	or less	more than	less than
cpe:2.3:a:netapp:cloud_backup:-:::::::*
cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vsphere::

Related information, measures and tools

No	URL	タグ
1	http://www.openwall.com/lists/oss-security/2021/08/04/2	Mailing List Third Party Advisory
2	http://www.openwall.com/lists/oss-security/2021/08/17/3	Mailing List Third Party Advisory
3	http://www.openwall.com/lists/oss-security/2021/09/07/3	Mailing List Third Party Advisory
4	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
5	https://security.gentoo.org/glsa/202107-48	Third Party Advisory
6	https://security.netapp.com/advisory/ntap-20210625-0005/	Third Party Advisory
7	https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142	Exploit Third Party Advisory
8	http://www.openwall.com/lists/oss-security/2021/08/04/2	Mailing List Third Party Advisory
9	https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142	Exploit Third Party Advisory
10	https://security.netapp.com/advisory/ntap-20210625-0005/	Third Party Advisory
11	https://security.gentoo.org/glsa/202107-48	Third Party Advisory
12	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
13	http://www.openwall.com/lists/oss-security/2021/09/07/3	Mailing List Third Party Advisory
14	http://www.openwall.com/lists/oss-security/2021/08/17/3	Mailing List Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-290	スプーフィングによる認証回避	https://cwe.mitre.org/data/definitions/290.html

JVN Vulnerability Information

Systemd におけるスプーフィングによる認証回避に関する脆弱性

Title	Systemd におけるスプーフィングによる認証回避に関する脆弱性
Summary	Systemd には、スプーフィングによる認証回避に関する脆弱性が存在します。
Possible impacts	サービス運用妨害 (DoS) 状態にされる可能性があります。
Solution	ベンダ情報および参考情報を参照して適切な対策を実施してください。
Publication Date	April 26, 2021, midnight
Registration Date	Jan. 19, 2022, 6:09 p.m.
Last Update	Jan. 19, 2022, 6:09 p.m.

Affected System

Fedora Project

Fedora

NetApp

Active IQ Unified Manager

freedesktop.org

systemd 245

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2020-13529	https://www.cve.org/CVERecord?id=CVE-2020-13529
National Vulnerability Database (NVD)
2	CVE-2020-13529	https://nvd.nist.gov/vuln/detail/CVE-2020-13529

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-290	https://cwe.mitre.org/data/definitions/290.html

ベンダー情報

No	Name	URL
Fedora Update Notification
1	FEDORA-2021-166e461c8d	https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
freedesktop.org
2	systemd System and Service Manager	https://freedesktop.org/wiki/Software/systemd/
NetApp
3	NTAP-20210625-0005	https://security.netapp.com/advisory/ntap-20210625-0005/

その他

No	Name	URL
関連文書
1	TALOS-2020-1142 (Systemd DHCP client denial-of-service vulnerability)	https://talosintelligence.com/vulnerability_reports/TALOS-2020-1142

Change Log

No	Changed Details	Date of change
1	[2022年01月19日] 掲載	Jan. 19, 2022, 6:09 p.m.