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VULNERABILITIES

CVE-2017-9023 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html CVE
http://www.debian.org/security/2017/dsa-3866 CVEThird Party Advisory
http://www.securityfocus.com/bid/98756 CVEThird Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-3301-1 CVEThird Party Advisory
https://www.strongswan.org/blog/2017/05/30/strongswan-vulnerability-%28cve-2017-9023%29.html [email protected]

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')[email protected]
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]
CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')CISA-ADP

Affected Products

ProductVersions
strongswan strongswan
<= 5.5.2

CPE

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

Remediation

  • No remediation found in references.

Change History

11 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-9023
NVD Published Date:
Jun 8, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-9023 Details - Not Deferred