SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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'.

MEDIUM 4.7EPSS 3.42%

Does this matter?

Lower severity and a low EPSS score (3.42%). Track it; it rarely justifies an emergency change on its own.

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 3.1
4.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
3.42% probability · 88th percentile
CISA KEV
Not listed
Weakness
CWE-200, CWE-203
Affected
canonical/ubuntu linux · debian/debian linux · nodejs/node.js · openssl/openssl · tenable/nessus · oracle/api gateway · oracle/application server · oracle/enterprise manager base platform · oracle/enterprise manager ops center · oracle/mysql enterprise backup · oracle/peoplesoft enterprise peopletools · oracle/primavera p6 enterprise project portfolio management · oracle/tuxedo · oracle/vm virtualbox · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux server tus · redhat/enterprise linux workstation
Source
cret@cert.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.