Medium severity · published Nov 15, 2018
CVE-2018-5407
Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'
4.7
CVSS
3.4%
EPSS
No
On KEV
Description
Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PS
Processors supporting Simultaneous Multi-Threading ·
All versions, or not specified · source: vendor
AG
Api Gateway · Oracle
11.1.2.4.0 · source: NVD
AS
Application Server · Oracle
0.9.8; 1.0.0; 1.0.1 · source: NVD
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0; 7.6 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
EM
Enterprise Manager Base Platform · Oracle
12.1.0.5.0; 13.2.0.0.0; 13.3.0.0.0 · source: NVD
EM
Enterprise Manager Ops Center · Oracle
12.3.3 · source: NVD
Affected product
PS
Processors supporting Simultaneous Multi-Threading
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-5407
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-5407
Third Party Advisory
http://www.securityfocus.com/bid/105897
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0483
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0651
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0652
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2125
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3929