Note: This is an archival copy of Security Sun Alert 201793 as previously published on http://sunsolve.sun.com.
Latest version of this security advisory is available from http://support.oracle.com as Sun Alert 1001331.1.
Article ID : 1001331.1
Article Type : Sun Alerts (SURE)
Last reviewed : 2006-04-20
Audience : PUBLIC
Copyright Notice: Copyright © 2010, Oracle Corporation and/or its affiliates.

Security Vulnerability in PC Netlink 2.0 "slsmgr" May Allow Files to be Opened Insecurely



Category
Security

Release Phase
Resolved

Product
Solaris PC NetLink 2.0

Bug Id
6215629

Date of Resolved Release
23-DEC-2005

Impact

A security vulnerability in the "/opt/lanman/sbin/slsmgr" command in PC NetLink 2.0 may allow files to be opened insecurely, which could allow an unprivileged local user the ability to write to the filesystem with the permissions of the user running "slsmgr." If "slsmgr" is run as "root," it may allow a local unprivileged user to gain elevated privileges on the system and run arbitrary commands.


Contributing Factors

This issue can occur in the following release:

SPARC Platform

  • PC NetLink 2.0 (for Solaris 7, 8 and 9) without patch 121209-01

Notes:

  1. Solaris for x86 is not affected by this issue.
  2. Solaris 10 is not affected by this issue.
  3. PC NetLink 1.0, 1.1 and 1.2 are not affected by this issue.

To determine the version of PC NetLink on a system, the following command can be run:

    $ /opt/lanman/bin/net version
    Solaris (TM) PC NetLink, Version 2.0,REV=2.0.xx
    UNIX Systems Server

To determine if the SUNWlzag package (for slsmgr) is installed on a system, the following command can be run:

    $ pkginfo -l SUNWlzag
      PKGINST:  SUNWlzag
    NAME:  Solaris (TM) PC NetLink Adm GUI
    CATEGORY:  system
    ARCH:  sparc
    VERSION:  2.0,REV=rr24
    BASEDIR:  /
    VENDOR:  Sun Microsystems, Inc.
    DESC:  Solaris (TM) PC NetLink Administration Java GUI components

Symptoms

There are no predictable symptoms that would indicate the described issue has been exploited.


Workaround

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


Resolution

This issue is addressed in the following release:

SPARC Platform

  • PC NetLink 2.0 (for Solaris 7, 8 and 9) with patch 121209-01 or later


References

121209-01




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