Denial of Service in Openswan 2.6.29-2.6.35 via Invalid KEY_LENGTH Attribute

CVE-2011-3380 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

Openswan 2.6.29 through 2.6.35 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto IKE daemon crash) via an ISAKMP message with an invalid KEY_LENGTH attribute, which is not properly handled by the error handling function.

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