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Home » Hacking News » CSSA-2002-SCO.34-uux status file name buffer

CSSA-2002-SCO.34-uux status file name buffer

by Nikola Strahija on July 16th, 2002 A very long status file name given to the uux program would cause it to memory fault. This could be used by a malicious local user to gain privilege.


2. Vulnerable Supported Versions

System Binaries
----------------------------------------------------------------------
OpenServer 5.0.5 /usr/bin/uux
OpenServer 5.0.6 /usr/bin/uux


3. Solution

The proper solution is to install the latest packages.


4. OpenServer 5.0.5

4.1 Location of Fixed Binaries

ftp://ftp.caldera.com/pub/updates/OpenServer/CSSA-2002-SCO.34


4.2 Verification

MD5 (VOL.000.000) = 77bd1623ed1d220f976736124b743fc7

md5 is available for download from
ftp://ftp.caldera.com/pub/security/tools


4.3 Installing Fixed Binaries

Upgrade the affected binaries with the following commands:

1) Download the VOL* files to the /tmp directory

Run the custom command, specify an install from media images,
and specify the /tmp directory as the location of the images.


5. OpenServer 5.0.6

5.1 Location of Fixed Binaries

ftp://ftp.caldera.com/pub/updates/OpenServer/CSSA-2002-SCO.34


5.2 Verification

MD5 (VOL.000.000) = 77bd1623ed1d220f976736124b743fc7

md5 is available for download from
ftp://ftp.caldera.com/pub/security/tools


5.3 Installing Fixed Binaries

Upgrade the affected binaries with the following commands:

1) Download the VOL* files to the /tmp directory

Run the custom command, specify an install from media images,
and specify the /tmp directory as the location of the images.


6. References

Specific references for this advisory:
none

Caldera security resources:
http://www.caldera.com/support/security/index.html

This security fix closes Caldera incidents sr865287, fz521102,
erg712066.


7. Disclaimer

Caldera International, Inc. 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 Caldera products.


8. Acknowledgements

KF discovered and researched this
vulnerability.


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