CVE-2015-4171
Severity CVSS v4.0:
Pending analysis
Type:
CWE-200
Information Leak / Disclosure
Publication date:
10/06/2015
Last modified:
12/04/2025
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.
Impact
Base Score 2.0
2.60
Severity 2.0
LOW
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:strongswan:strongswan_vpn_client:*:*:*:*:*:android:*:* | 1.4.5 (including) | |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* | ||
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.0:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.1:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.2:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.3:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.4:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.5:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.6:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.3.7:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.4.0:*:*:*:*:*:*:* | ||
| cpe:2.3:a:strongswan:strongswan:4.4.1:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00040.html
- http://www.debian.org/security/2015/dsa-3282
- http://www.openwall.com/lists/oss-security/2015/05/29/6
- http://www.openwall.com/lists/oss-security/2015/05/29/7
- http://www.openwall.com/lists/oss-security/2015/06/08/4
- http://www.securityfocus.com/bid/74933
- http://www.securitytracker.com/id/1032514
- http://www.ubuntu.com/usn/USN-2628-1
- https://bugzilla.suse.com/show_bug.cgi?id=933591
- https://play.google.com/store/apps/details?id=org.strongswan.android
- https://www.strongswan.org/blog/2015/06/08/strongswan-vulnerability-%2528cve-2015-4171%2529.html
- https://www.suse.com/security/cve/CVE-2015-4171.html
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00040.html
- http://www.debian.org/security/2015/dsa-3282
- http://www.openwall.com/lists/oss-security/2015/05/29/6
- http://www.openwall.com/lists/oss-security/2015/05/29/7
- http://www.openwall.com/lists/oss-security/2015/06/08/4
- http://www.securityfocus.com/bid/74933
- http://www.securitytracker.com/id/1032514
- http://www.ubuntu.com/usn/USN-2628-1
- https://bugzilla.suse.com/show_bug.cgi?id=933591
- https://play.google.com/store/apps/details?id=org.strongswan.android
- https://www.strongswan.org/blog/2015/06/08/strongswan-vulnerability-%2528cve-2015-4171%2529.html
- https://www.suse.com/security/cve/CVE-2015-4171.html