Strongswan » Strongswan » 2.4.2 : Security Vulnerabilities, CVEs, Published In 2009 (Denial of service) CVSS score >= 5
charon/sa/tasks/child_create.c in the charon daemon in strongSWAN before 4.3.1 switches the NULL checks for TSi and TSr payloads, which allows remote attackers to cause a denial of service via an IKE_AUTH request without a (1) TSi or (2) TSr traffic selector.
Max CVSS
5.0
EPSS Score
5.97%
Published
2009-06-08
Updated
2009-10-14
charon/sa/ike_sa.c in the charon daemon in strongSWAN before 4.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an invalid IKE_SA_INIT request that triggers "an incomplete state," followed by a CREATE_CHILD_SA request.
Max CVSS
5.0
EPSS Score
10.62%
Published
2009-06-08
Updated
2009-10-14
The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.
Max CVSS
5.0
EPSS Score
83.42%
Published
2009-04-01
Updated
2019-07-29
3 vulnerabilities found