[Full-disclosure] SCOSA-2005.52 OpenServer 6.0.0 : KAME Racoon Daemon Denial of Service Vulnerability

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                    SCO Security Advisory

Subject: OpenServer 6.0.0 : KAME Racoon Daemon Denial of Service Vulnerability
Advisory number: SCOSA-2005.52
Issue date: 2005 November 28
Cross reference: sr895064 erg712954 fz533033
CVE-2005-0398

1. Problem Description

    Racoon is an IKEv1 keying daemon, a common IPSec Utility.  Due
    to a bug in the way the Racoon parsed incoming ISAKMP packets,
    an attacker could possibly crash the racoon daemon by sending a
    specially crafted ISAKMP packet.
   
    The Common Vulnerabilities and Exposures project (cve.mitre.org)
    has assigned the name CVE-2005-0398 to this issue.
   

2. Vulnerable Supported Versions

    System                          Binaries
    ----------------------------------------------------------------------
    OpenServer 6.0.0                /usr/sbin/racoon
   

3. Solution

    The proper solution is to install the latest packages.
   

4. OpenServer 6.0.0

    4.1 Location of Fixed Binaries
   
    ftp://ftp.sco.com/pub/updates/OpenServer/SCOSA-2005.52
   
   
    4.2 Verification
   
    MD5 (VOL.000.000) = 6233d4a9b0aa683814f9d8041cf184fb
   
    md5 is available for download from
            ftp://ftp.sco.com/pub/security/tools
   
   
    4.3 Installing Fixed Binaries
   
    Upgrade the affected binaries with the following sequence:
   
    1) Download the VOL* files to a directory.
   
    2) Run the custom command, specify an install
       from media images, and specify the directory as
       the location of the images.
   

5. References

    Specific references for this advisory:
            http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0398
   
    SCO security resources:
            http://www.sco.com/support/security/index.html
   
    SCO security advisories via email
            http://www.sco.com/support/forums/security.html
   
    This security fix closes SCO incidents sr895064 erg712954
    fz533033.
   

6. Disclaimer

    SCO is not responsible for the misuse of any of the information
    we provide on this website and/or through our security
    advisories. Our advisories are a service to our customers
    intended to promote secure installation and use of SCO
    products.
   

7. Acknowledgments

    SCO would like to thank Sebastian Krahmer for reporting this
    vulnerability.
   

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