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NVD Vulnerability Details :

CVE-2017-9023

Deferred

Source-cve@mitre.org

Published At-08 Jun, 2017 | 16:29

Updated At-20 Apr, 2025 | 01:37

The ASN.1 parser in strongSwan before 5.5.3 improperly handles CHOICE types when the x509 plugin is enabled, which allows remote attackers to cause a denial of service (infinite loop) via a crafted certificate.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Primary	3.0	7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary	2.0	4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P

CPE Matches

strongswan>>strongswan>>Versions up to 5.5.2(inclusive)

cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-835	Primary	nvd@nist.gov
NVD-CWE-noinfo	Primary	nvd@nist.gov

References

Hyperlink	Source	Resource
http://www.debian.org/security/2017/dsa-3866	cve@mitre.org	Third Party Advisory
http://www.securityfocus.com/bid/98756	cve@mitre.org	Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3301-1	cve@mitre.org	Third Party Advisory
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html	cve@mitre.org	N/A
http://www.debian.org/security/2017/dsa-3866	af854a3a-2127-422b-91ae-364da2661108	Third Party Advisory
http://www.securityfocus.com/bid/98756	af854a3a-2127-422b-91ae-364da2661108	Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3301-1	af854a3a-2127-422b-91ae-364da2661108	Third Party Advisory
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html	af854a3a-2127-422b-91ae-364da2661108	N/A

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History