CVE-2009-1957
N/A
Published: June 6, 2009 at 06:00 PM UTC
Updated: June 16, 2026 at 11:08 PM UTC
1 product affected across 1 vendorstrongSwan
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Severity
N/A
Exploit prediction
EPSS 3%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 4.3.02.0.02.0.12.0.22.1.02.1.12.1.22.1.32.1.42.1.52.2.02.2.12.2.22.3.02.3.12.3.22.4.02.4.0a2.4.12.4.22.4.32.4.42.5.02.5.12.5.22.5.32.5.42.5.52.5.62.5.72.6.02.6.12.6.162.6.22.6.202.6.32.6.42.7.02.8.02.8.12.8.22.8.32.8.42.8.52.8.62.8.72.8.84.0.04.0.14.0.24.0.34.0.44.0.54.0.64.0.74.1.04.1.14.1.104.1.114.1.24.1.34.1.44.1.54.1.64.1.74.1.84.1.94.2.04.2.14.2.10
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://download.strongswan.org/CHANGES4.txt
- http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.patch
- http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.readme
- http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
- http://www.debian.org/security/2009/dsa-1899
References (10)
x_refsource_CONFIRMPatch
Source: [email protected]
http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.patchx_refsource_CONFIRMVendor Advisory
Source: [email protected]
http://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.readmeVendor Advisoryx_refsource_SUSE
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.htmlVendor Advisoryx_refsource_DEBIAN
Source: [email protected]
http://www.debian.org/security/2009/dsa-1899Quick Info
StatusMODIFIED
CWE
CWE-399
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