When was CVE-2018-5407 disclosed?

CVE-2018-5407 was first published in the National Vulnerability Database on November 15, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-5407 actively exploited?

CVE-2018-5407 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-5407?

CVE-2018-5407 has a CVSS v3 base score of 4.7 (NVD).

How do I remediate CVE-2018-5407?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-5407, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2018-5407

MEDIUMNVD 4.7

4.7

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 v3: 4.7
EG Score: —
EPSS: 75.0%
KEV: Not listed

References (56)

cret@certhttp://www.securityfocus.com/bid/105897
cret@certhttps://access.redhat.com/errata/RHSA-2019:0483
cret@certhttps://access.redhat.com/errata/RHSA-2019:0651
cret@certhttps://access.redhat.com/errata/RHSA-2019:0652
cret@certhttps://access.redhat.com/errata/RHSA-2019:2125
cret@certhttps://access.redhat.com/errata/RHSA-2019:3929
cret@certhttps://access.redhat.com/errata/RHSA-2019:3931
cret@certhttps://access.redhat.com/errata/RHSA-2019:3932
cret@certhttps://access.redhat.com/errata/RHSA-2019:3933
cret@certhttps://access.redhat.com/errata/RHSA-2019:3935
cret@certhttps://eprint.iacr.org/2018/1060.pdf
cret@certhttps://github.com/bbbrumley/portsmash
cret@certhttps://lists.debian.org/debian-lts-announce/2018/11/msg00024.html
cret@certhttps://nodejs.org/en/blog/vulnerability/november-2018-security-releases/
cret@certhttps://security.gentoo.org/glsa/201903-10

Is Your Infrastructure Affected by CVE-2018-5407?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2018-5407

Published

Last Modified

References (56)

Weakness Classification(2)

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-5407?

CVE-2018-5407

📅 Published

🔄 Last Modified

🔗 References (56)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-5407?

Published

Last Modified

References (56)

Frequently asked(5)