CVE-2015-4171
2.6 Low
CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:H/Au:N/C:P/I:N/A:N
7.6 High
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
74.9%
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.
Affected configurations
References
lists.opensuse.org/opensuse-updates/2015-06/msg00040.html
www.debian.org/security/2015/dsa-3282
www.openwall.com/lists/oss-security/2015/05/29/6
www.openwall.com/lists/oss-security/2015/05/29/7
www.openwall.com/lists/oss-security/2015/06/08/4
www.securityfocus.com/bid/74933
www.securitytracker.com/id/1032514
www.ubuntu.com/usn/USN-2628-1
bugzilla.suse.com/show_bug.cgi?id=933591
play.google.com/store/apps/details?id=org.strongswan.android
www.strongswan.org/blog/2015/06/08/strongswan-vulnerability-%2528cve-2015-4171%2529.html
www.suse.com/security/cve/CVE-2015-4171.html
Related
2.6 Low
CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:H/Au:N/C:P/I:N/A:N
7.6 High
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
74.9%