Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2009-1957

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.

Published

2009-06-08T01:00:00.733

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-399
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application strongswan strongswan ≤ 4.3.0 Yes
Application strongswan strongswan 2.0.0 Yes
Application strongswan strongswan 2.0.1 Yes
Application strongswan strongswan 2.0.2 Yes
Application strongswan strongswan 2.1.0 Yes
Application strongswan strongswan 2.1.1 Yes
Application strongswan strongswan 2.1.2 Yes
Application strongswan strongswan 2.1.3 Yes
Application strongswan strongswan 2.1.4 Yes
Application strongswan strongswan 2.1.5 Yes
Application strongswan strongswan 2.2.0 Yes
Application strongswan strongswan 2.2.1 Yes
Application strongswan strongswan 2.2.2 Yes
Application strongswan strongswan 2.3.0 Yes
Application strongswan strongswan 2.3.1 Yes
Application strongswan strongswan 2.3.2 Yes
Application strongswan strongswan 2.4.0 Yes
Application strongswan strongswan 2.4.0a Yes
Application strongswan strongswan 2.4.1 Yes
Application strongswan strongswan 2.4.2 Yes
Application strongswan strongswan 2.4.3 Yes
Application strongswan strongswan 2.4.4 Yes
Application strongswan strongswan 2.5.0 Yes
Application strongswan strongswan 2.5.1 Yes
Application strongswan strongswan 2.5.2 Yes
Application strongswan strongswan 2.5.3 Yes
Application strongswan strongswan 2.5.4 Yes
Application strongswan strongswan 2.5.5 Yes
Application strongswan strongswan 2.5.6 Yes
Application strongswan strongswan 2.5.7 Yes
Application strongswan strongswan 2.6.0 Yes
Application strongswan strongswan 2.6.1 Yes
Application strongswan strongswan 2.6.2 Yes
Application strongswan strongswan 2.6.3 Yes
Application strongswan strongswan 2.6.4 Yes
Application strongswan strongswan 2.6.16 Yes
Application strongswan strongswan 2.6.20 Yes
Application strongswan strongswan 2.7.0 Yes
Application strongswan strongswan 2.8.0 Yes
Application strongswan strongswan 2.8.1 Yes
Application strongswan strongswan 2.8.2 Yes
Application strongswan strongswan 2.8.3 Yes
Application strongswan strongswan 2.8.4 Yes
Application strongswan strongswan 2.8.5 Yes
Application strongswan strongswan 2.8.6 Yes
Application strongswan strongswan 2.8.7 Yes
Application strongswan strongswan 2.8.8 Yes
Application strongswan strongswan 4.0.0 Yes
Application strongswan strongswan 4.0.1 Yes
Application strongswan strongswan 4.0.2 Yes
Application strongswan strongswan 4.0.3 Yes
Application strongswan strongswan 4.0.4 Yes
Application strongswan strongswan 4.0.5 Yes
Application strongswan strongswan 4.0.6 Yes
Application strongswan strongswan 4.0.7 Yes
Application strongswan strongswan 4.1.0 Yes
Application strongswan strongswan 4.1.1 Yes
Application strongswan strongswan 4.1.2 Yes
Application strongswan strongswan 4.1.3 Yes
Application strongswan strongswan 4.1.4 Yes
Application strongswan strongswan 4.1.5 Yes
Application strongswan strongswan 4.1.6 Yes
Application strongswan strongswan 4.1.7 Yes
Application strongswan strongswan 4.1.8 Yes
Application strongswan strongswan 4.1.9 Yes
Application strongswan strongswan 4.1.10 Yes
Application strongswan strongswan 4.1.11 Yes
Application strongswan strongswan 4.2.0 Yes
Application strongswan strongswan 4.2.1 Yes
Application strongswan strongswan 4.2.10 Yes
References