Processor Speculative Execution Vulnerabilities (Linux)

Medium Nessus Plugin ID 125216

New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it's different from CVSS.

VPR Score: 8.1

Synopsis

The remote host is has not properly mitigated a series of speculative execution vulnerabilities.

Description

The remote host has not properly mitigated a series of known speculative execution vulnerabilities. It, therefore, may be affected by :
- Spectre variant 1 (CVE-2017-5753)
- Spectre variant 2 (CVE-2017-5715)
- Meltdown (CVE-2017-5754)

Solution

Properly mitigate the vulnerabilities.

See Also

https://access.redhat.com/articles/3311301

Plugin Details

Severity: Medium

ID: 125216

File Name: linux_kernel_speculative_execution_detect.nbin

Version: 1.74

Type: local

Agent: unix

Family: Misc.

Published: 2019/05/16

Updated: 2020/10/27

Dependencies: 56299

Risk Information

Risk Factor: Medium

VPR Score: 8.1

CVSS Score Source: CVE-2017-5715

CVSS v2.0

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N

Temporal Vector: CVSS2#E:H/RL:OF/RC:C

CVSS v3.0

Base Score: 5.6

Temporal Score: 5.4

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux

Required KB Items: Host/proc/cpuinfo

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 2018/01/04

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2017-5715, CVE-2017-5753, CVE-2017-5754

BID: 102371, 102376, 102378