Medium severity · published Mar 5, 2005
CVE-2005-0109
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…
5.6
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 43% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux · Redhat
2.1; 2.1; 2.1; 2.1; 2.1; 2.1; +6 more · source: NVD
EL
Enterprise Linux Desktop · Redhat
3.0; 4.0 · source: NVD
FC
Fedora Core · Redhat
core_3.0 · source: NVD
FR
Freebsd · Freebsd
1.1.5.1; 2.0; 2.0.5; 2.1.0; 2.1.5; 2.1.6; +34 more · source: NVD
OP
Openserver · Sco
5.0.7 · source: NVD
SO
Solaris · Sun
7.0; 8.0; 9.0; 9.0; 10.0 · source: NVD
UL
Ubuntu Linux · Ubuntu
4.1; 4.1; 5.04; 5.04; 5.04 · source: NVD
UN
Unixware · Sco
7.1.3; 7.1.3_up; 7.1.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2005-0109
CVE.org
https://www.cve.org/CVERecord?id=CVE-2005-0109
Mailing List
http://marc.info/?l=freebsd-hackers&m=110994026421858&w=2
Mailing List
http://marc.info/?l=freebsd-security&m=110994370429609&w=2
Mailing List
http://marc.info/?l=openbsd-misc&m=110995101417256&w=2
Permissions Required
http://secunia.com/advisories/15348
Permissions Required
http://secunia.com/advisories/18165
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