Information Exposure Affecting OVMF package, versions <0:20180508-6.gitee3198e672e2.el7


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
3.42% (88th percentile)

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  • Snyk IDSNYK-CENTOS7-OVMF-2142081
  • published26 Jul 2021
  • disclosed30 Oct 2018

Introduced: 30 Oct 2018

CVE-2018-5407  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:7 OVMF to version 0:20180508-6.gitee3198e672e2.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream OVMF package and not the OVMF package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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 Base Scores

version 3.1