Security Update: [CSSA-2001-SCO.12] OpenServer: mana buffer overflow

[sco-security () caldera com]

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            Caldera International, Inc. Security Advisory

Subject:                OpenServer: mana buffer overflow
Advisory number:        CSSA-2001-SCO.12
Issue date:             2001 August 17
Cross reference:
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1. Problem Description
        
        /usr/internet/admin/mana/mana was subject to a buffer overflow
        that could be used by a malicious user to gain root access.


2. Vulnerable Versions

        Operating System        Version         Affected Files
        ------------------------------------------------------------------
        OpenServer              <= 5.0.6a       /usr/internet/admin/mana/mana


3. Workaround

        None.


4. OpenServer

  4.1 Location of Fixed Binaries

        ftp://ftp.sco.com/pub/security/openserver/sr847464/


  4.2 Verification

        md5 checksums:

        c7c06ccffc481b78e249dd6474996222        mana.Z


        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 commands:

        # uncompress /tmp/mana.Z
        # mv /usr/internet/admin/mana/mana /usr/internet/admin/mana/mana.old
        # cp /tmp/mana /usr/internet/admin/mana
        # chown root /usr/internet/admin/mana/mana
        # chgrp sys /usr/internet/admin/mana/mana
        # chmod 6755 /usr/internet/admin/mana/mana
        

5. References

        http://www.calderasystems.com/support/security/index.html


6. Disclaimer

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

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