CVE-2014-9221

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-01-07 · updated 2026-06-17
Weakness: CWE-19

Description

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.

Affected products

Canonical Ubuntu Linux: 14.04, 14.10
Debian Linux: 7.0
Fedoraproject Fedora: 21
Opensuse: 13.1, 13.2
strongSwan: 4.5.0, 4.5.1, 4.5.2, 4.5.3, 4.6.0, 4.6.1 (+13)

References

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

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