CVE-2005-0109

Description

Hyper-Threading technology, as used in FreeBSD and other operating systems that are run on Intel Pentium and other processors, allows local users to use a malicious thread to create covert channels, monitor the execution of other threads, and obtain sensitive information such as cryptographic keys, via a timing attack on memory cache misses.

5.6

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.14%

Vendor Advisory sco.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory sun.com Vendor Advisory securitytracker.com Vendor Advisory securityfocus.com

Affected: n/a n/a

References

Link	Tags
http://www.kb.cert.org/vuls/id/911878	third party advisory us government resource
http://secunia.com/advisories/18165	third party advisory permissions required
http://www-1.ibm.com/support/docview.wss?uid=isg1SSRVHMCHMC_C081516_754	broken link
http://marc.info/?l=freebsd-hackers&m=110994026421858&w=2	mailing list
ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2005.24/SCOSA-2005.24.txt	third party advisory vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9747	signature third party advisory vdb entry
http://www.vupen.com/english/advisories/2005/3002	vdb entry permissions required
http://secunia.com/advisories/15348	third party advisory permissions required
http://www.securityfocus.com/bid/12724	patch vdb entry vendor advisory third party advisory
http://marc.info/?l=freebsd-security&m=110994370429609&w=2	mailing list
http://www.redhat.com/support/errata/RHSA-2005-476.html	vendor advisory not applicable
http://securitytracker.com/id?1013967	patch vdb entry vendor advisory third party advisory
http://www.vupen.com/english/advisories/2005/0540	vdb entry permissions required
http://www.daemonology.net/papers/htt.pdf	third party advisory
http://www.redhat.com/support/errata/RHSA-2005-800.html	vendor advisory not applicable
http://www.daemonology.net/hyperthreading-considered-harmful/	third party advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101739-1	vendor advisory
http://marc.info/?l=openbsd-misc&m=110995101417256&w=2	mailing list

Frequently Asked Questions

What is the severity of CVE-2005-0109?: CVE-2005-0109 has been scored as a medium severity vulnerability.
How to fix CVE-2005-0109?: To fix CVE-2005-0109, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2005-0109 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2005-0109 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.