Gentoo: GLSA-201201-07: NX Server Free Edition, NX Node: Privilege escalation
Summary
NX Server Free Edition and NX Node use nxconfigure.sh, a setuid script containing an unspecified vulnerability.
Resolution
All NX Server Free Edition users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot -v ">=net-misc/nxserver-freeedition-3.5.0.5"
All NX Node users should upgrade to the latest version:
# 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
[ 1 ] CVE-2011-3977 http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-3977
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201201-07
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
![Dist Gentoo](/images/distros/dist-gentoo.png)
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 / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/nxserver-freeedition < 3.5.0.5 >= 3.5.0.5 2 net-misc/nxnode < 3.5.0.4 >= 3.5.0.4 ------------------------------------------------------------------- 2 affected packages
Impact
===== A local attacker could gain escalated privileges.
Workaround
There is no known workaround at this time.