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[ GLSA 201201-07 ] NX Server Free Edition, NX Node: Privilege escalation
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GLSA
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PostPosted: Mon Jan 23, 2012 1:26 pm    Post subject: [ GLSA 201201-07 ] NX Server Free Edition, NX Node: Privileg Reply with quote

Gentoo Linux Security Advisory

Title: NX Server Free Edition, NX Node: Privilege escalation (GLSA 201201-07)
Severity: high
Exploitable: local
Date: January 23, 2012
Bug(s): #378345
ID: 201201-07

Synopsis

An unspecified vulnerability in NX Server Free Edition and NX Node
could allow local attackers to gain root privileges.


Background

NX Server Free Edition is a remote display technology by No Machine. NX
Node provides the shared components for NX Server.


Affected Packages

Package: net-misc/nxserver-freeedition
Vulnerable: < 3.5.0.5
Unaffected: >= 3.5.0.5
Architectures: All supported architectures

Package: net-misc/nxnode
Vulnerable: < 3.5.0.4
Unaffected: >= 3.5.0.4
Architectures: All supported architectures


Description

NX Server Free Edition and NX Node use nxconfigure.sh, a setuid script
containing an unspecified vulnerability.


Impact

A local attacker could gain escalated privileges.

Workaround

There is no known workaround at this time.

Resolution

All NX Server Free Edition users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose
      ">=net-misc/nxserver-freeedition-3.5.0.5"
   
All NX Node users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=net-misc/nxnode-3.5.0.4"
   
NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since August 23, 2011. It is likely that your system is already
no longer affected by this issue.


References


CVE-2011-3977
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