Gentoo: GLSA-201209-19: NUT: Arbitrary code execution
Summary
An error in the addchar() function in parseconf.c may cause a buffer overflow.
Resolution
All NUT users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-power/nut-2.6.3"
References
[ 1 ] CVE-2012-2944 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-2944
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201209-19
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
A buffer overflow in NUT might allow remote attackers to execute arbitrary code.
Background
Network UPS Tools (NUT) provide support for power devices.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-power/nut < 2.6.3 >= 2.6.3
Impact
===== A remote attacker could send a specially crafted string to upsd, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.
Workaround
There is no known workaround at this time.