Racoon ISAKMP header denial of service
| racoon-isakmp-header-dos (19707) |  Medium Risk |
Description:
Racoon is vulnerable to a denial of service attack caused by improper bounds checking of user-supplied information in the isakmp_quick.c, oakley.c, ipsec_doe.c, and isakmp.c header length field. A remote attacker could send a specially-crafted header to cause the ISAKMP service to crash.
Note: It is reported that ISKMP inform, quick, and base modes are also affected by this vulnerability.
Consequences:
Denial of Service
Remedy:
Apply the fix for this vulnerability, available from the KAME-snap kit Web page. See References.
For SUSE Linux:
Upgrade to the latest ipsec-tools, as listed below. Refer to SUSE Security Announcement SUSE-SA:2005:020 for more information. See References.
x86:
SUSE Linux 9.2: 0.4rc1-3.2 or later
SUSE Linux 9.1: 0.3.3-1.6 or later
For SGI:
Apply the appropriate patch for your system, as listed in SGI Security Advisory 20050304-01-U. See References.
For Conectiva Linux 10.0:
Upgrade to the latest version of ipsec-tools (0.5.2 or later), as listed in Conectiva Linux Security Announcement CLSA-2005:971. See References.
For Red Hat Linux:
Refer to RHSA-2005:232-10 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2005-03-33 for patch, upgrade, or suggested workaround information. See References.
For Ubuntu Linux:
Refer to USN-107-1 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
References:
- Conectiva Linux Security Announcement CLSA-2005:971: Fixes for ipsec-tools.
- KAME-snap kit Web page: KAME-snap kit.
- SGI Security Advisory 20050304-01-U: SGI Advanced Linux Environment 3 Security Update #32.
- BID-12804: KAME Racoon Malformed ISAKMP Packet Headers Denial of Service Vulnerability
- CVE-2005-0398: The KAME racoon daemon in ipsec-tools before 0.5 allows remote attackers to cause a denial of service (crash) via malformed ISAKMP packets.
- GLSA-200503-33: IPsec-Tools: racoon Denial of Service
- MDKSA-2005:062: Updated ipsec-tools packages fix vulnerability
- RHSA-2005-232: ipsec-tools security update
- SA14584: KAME Racoon ISAKMP Header Parsing Denial of Service
- SECTRACK ID: 1013433: Racoon Input Validation Error in ISAKMP Generic Header Length Field Lets Remote Users Deny Service
- SUSE-SA:2005:020: ipsec-tools: remote denial of service
Platforms Affected:
- Canonical Ubuntu 4.10
- Conectiva Linux 10
- Gentoo Linux
- KAME Project Racoon
- MandrakeSoft Mandrake Linux 10.0
- MandrakeSoft Mandrake Linux 10.0 AMD64
- MandrakeSoft Mandrake Linux 10.1 X86_64
- MandrakeSoft Mandrake Linux 10.1
- Novell Linux Desktop 9
- RedHat Enterprise Linux 3 Desktop
- RedHat Enterprise Linux 3 AS
- RedHat Enterprise Linux 3 ES
- RedHat Enterprise Linux 3 WS
- RedHat Enterprise Linux 4 ES
- RedHat Enterprise Linux 4 WS
- RedHat Enterprise Linux 4 Desktop
- RedHat Enterprise Linux 4 AS
- SuSE Linux Enterprise Server 9
- SUSE SuSE Linux 9.1
- SUSE SuSE Linux 9.2
- SuSE SuSE SLES 9
- Turbolinux Turbolinux 10 Server
Reported:
Mar 15, 2005
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