Executive Summary

Informations
Name CVE-2019-18660 First vendor Publication 2019-11-27
Vendor Cve Last vendor Modification 2020-01-28

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 4.7
Base Score 4.7 Environmental Score 4.7
impact SubScore 3.6 Temporal Score 4.7
Exploitabality Sub Score 1
 
Attack Vector Local Attack Complexity High
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 1.9 Attack Range Local
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The Linux kernel before 5.4.1 on powerpc allows Information Exposure because the Spectre-RSB mitigation is not in place for all applicable CPUs, aka CID-39e72bf96f58. This is related to arch/powerpc/kernel/entry_64.S and arch/powerpc/kernel/security.c.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-18660

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-200 Information Exposure

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 5
Os 2
Os 3329
Os 1
Os 3

Sources (Detail)

Source Url
BUGTRAQ https://seclists.org/bugtraq/2020/Jan/10
CONFIRM https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.1
https://security.netapp.com/advisory/ntap-20200103-0001/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
MISC http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slack...
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id...
https://www.openwall.com/lists/oss-security/2019/11/27/1
MLIST http://www.openwall.com/lists/oss-security/2019/11/27/1
REDHAT https://access.redhat.com/errata/RHSA-2020:0174
SUSE http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
UBUNTU https://usn.ubuntu.com/4225-1/
https://usn.ubuntu.com/4225-2/
https://usn.ubuntu.com/4226-1/
https://usn.ubuntu.com/4227-1/
https://usn.ubuntu.com/4227-2/
https://usn.ubuntu.com/4228-1/
https://usn.ubuntu.com/4228-2/

Alert History

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Date Informations
2020-08-08 01:24:51
  • Multiple Updates
2020-08-07 12:25:19
  • Multiple Updates
2020-08-07 01:26:04
  • Multiple Updates
2020-08-01 12:24:55
  • Multiple Updates
2020-07-30 01:25:48
  • Multiple Updates
2020-05-24 01:28:41
  • Multiple Updates
2020-05-23 02:27:07
  • First insertion