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CVE-2009-1958

CVE-2009-1958

EPSS 2.9%
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.
Affected products
n/a · n/a

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References
http://download.strongswan.org/CHANGES4.txthttp://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.patchhttp://download.strongswan.org/patches/04_swapped_ts_check_patch/strongswan-4.x.x._swapped_ts_check.readmehttp://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.htmlhttp://secunia.com/advisories/35296http://secunia.com/advisories/35685http://secunia.com/advisories/36922https://lists.strongswan.org/pipermail/users/2009-May/003457.htmlhttp://www.debian.org/security/2009/dsa-1899http://www.securityfocus.com/bid/35178