Security Vulnerability May Allow the syslog(3C) Service to be Disabled



Category :Security
Release Phase :Resolved
Product :Solaris 9 Operating System
Solaris 10 Operating System
Solaris 8 Operating System  
Bug Id :6266921  
Date of Resolved Release :25-SEP-2006 


Impact

A security vulnerability may allow a local unprivileged user to disable the syslog(3c) function, resulting in the failure of messages to be written to the system log. Disabling of system logging constitutes a Denial of Service (DoS).


Contributing Factors

This issue can occur in the following releases:

SPARC Platform

  • Solaris 8 without patch 117350-38
  • Solaris 9 without patch 118558-29
  • Solaris 10 without patch 118833-19

x86 Platform

  • Solaris 8 without patch 117351-38
  • Solaris 9 without patch 118559-29
  • Solaris 10 without patch 118855-16

Symptoms

Messages written by the logger(1) utility or applications calling syslog(3c) do not appear in the log files configured in syslog.conf(4).


Workaround

There is no workaround for this issue. Please see the Resolution section below.


Resolution

This issue is addressed in the following releases:

SPARC Platform

  • Solaris 8 with patch 117350-38 or later
  • Solaris 9 with patch 118558-29 or later
  • Solaris 10 with patch 118833-19 or later

x86 Platform

  • Solaris 8 with patch 117351-38 or later
  • Solaris 9 with patch 118559-29 or later
  • Solaris 10 with patch 118855-16 or later





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Article Details
Article ID : 201778
Article Type : Sun Alert
Last reviewed : 2006-10-06
Audience : PUBLIC
Keywords :
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