SVR4 /bin/login Vulnerability

Solution:
AT&T Computer Systems customers

Log into the root account. Change the execution
permission on the file /bin/login.

chmod 500 /bin/login

Contact AT&T Computer Systems at 800-922-0354 to
obtain a fix. The numbers associated with the fix are 156
(3.5" media) and 157 (5.25" media).

International customers should contact their local AT&T
Computer Systems representative.

All other System V Release 4 based systems

Log into the root account. Change the execution
permission on the file /bin/login.

chmod 500 /bin/login

Release 4 customers should contact their operating system
supplier for details on the availability of the software
update.



 

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