CVE-2014-9221

strongSwan 4.5.x through 5.2.x before 5.2.1 allows remote attackers to cause a denial of service (invalid pointer dereference) via a crafted IKEv2 Key Exchange (KE) message with Diffie-Hellman (DH) group 1025.

• CWE-19

• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153825.htmlThird Party Advisory
• http://lists.opensuse.org/opensuse-updates/2015-01/msg00054.htmlThird Party Advisory
• http://secunia.com/advisories/62071Permissions Required, Third Party Advisory
• http://secunia.com/advisories/62083
• http://secunia.com/advisories/62095Permissions Required, Third Party Advisory
• http://secunia.com/advisories/62663Permissions Required, Third Party Advisory
• http://strongswan.org/blog/2015/01/05/strongswan-5.2.2-released.htmlVendor Advisory
• http://strongswan.org/blog/2015/01/05/strongswan-denial-of-service-vulnerability-%28cve-2014-9221%29.html
• http://www.debian.org/security/2015/dsa-3118Third Party Advisory
• http://www.securityfocus.com/bid/71894
• http://www.ubuntu.com/usn/USN-2450-1Third Party Advisory
• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153825.htmlThird Party Advisory
• http://lists.opensuse.org/opensuse-updates/2015-01/msg00054.htmlThird Party Advisory
• http://secunia.com/advisories/62071Permissions Required, Third Party Advisory
• http://secunia.com/advisories/62083
• http://secunia.com/advisories/62095Permissions Required, Third Party Advisory
• http://secunia.com/advisories/62663Permissions Required, Third Party Advisory
• http://strongswan.org/blog/2015/01/05/strongswan-5.2.2-released.htmlVendor Advisory
• http://strongswan.org/blog/2015/01/05/strongswan-denial-of-service-vulnerability-%28cve-2014-9221%29.html
• http://www.debian.org/security/2015/dsa-3118Third Party Advisory
• http://www.securityfocus.com/bid/71894
• http://www.ubuntu.com/usn/USN-2450-1Third Party Advisory

Published

Jan 7, 2015

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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