U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2015-4171 Detail

Description

strongSwan 4.3.0 through 5.x before 5.3.2 and strongSwan VPN Client before 1.4.6, when using EAP or pre-shared keys for authenticating an IKEv2 connection, does not enforce server authentication restrictions until the entire authentication process is complete, which allows remote servers to obtain credentials by using a valid certificate and then reading the responses.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to [email protected].

URL Source(s) Tag(s)
http://lists.opensuse.org/opensuse-updates/2015-06/msg00040.html CVE, MITRE
http://www.debian.org/security/2015/dsa-3282 CVE, MITRE Patch 
http://www.openwall.com/lists/oss-security/2015/05/29/6 CVE, MITRE
http://www.openwall.com/lists/oss-security/2015/05/29/7 CVE, MITRE
http://www.openwall.com/lists/oss-security/2015/06/08/4 CVE, MITRE
http://www.securityfocus.com/bid/74933 CVE, MITRE
http://www.securitytracker.com/id/1032514 CVE, MITRE
http://www.ubuntu.com/usn/USN-2628-1 CVE, MITRE Patch 
https://bugzilla.suse.com/show_bug.cgi?id=933591 CVE, MITRE
https://play.google.com/store/apps/details?id=org.strongswan.android CVE, MITRE Patch 
https://www.strongswan.org/blog/2015/06/08/strongswan-vulnerability-%2528cve-2015-4171%2529.html CVE, MITRE Patch  Vendor Advisory 
https://www.suse.com/security/cve/CVE-2015-4171.html CVE, MITRE

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-4171
NVD Published Date:
06/10/2015
NVD Last Modified:
04/12/2025
Source:
MITRE