National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

    Vulnerabilities Detail

CVE-2018-16837 Detail

Current Description

Ansible "User" module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the ssh-keygen executable. Showing those credentials in clear text form for every user which have access just to the process list.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3.0 legend)
Impact Score: 5.9
Exploitability Score: 1.8

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00021.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00077.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00020.html
http://www.securityfocus.com/bid/105700 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:3460 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3461 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3462 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3463 Vendor Advisory
https://access.redhat.com/errata/RHSA-2018:3505 Vendor Advisory
https://access.redhat.com/security/cve/cve-2018-16837 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16837 Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00012.html Mailing List Third Party Advisory
https://usn.ubuntu.com/4072-1/
https://www.debian.org/security/2019/dsa-4396 Third Party Advisory

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:redhat:ansible_engine:2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:ansible_engine:2.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:ansible_engine:2.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:ansible_engine:2.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:ansible_tower:3.3.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:suse:package_hub:-:*:*:*:*:*:*:*
     Show Matching CPE(s)
Running on/with
 cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

12 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-16837
NVD Published Date:
10/23/2018
NVD Last Modified:
06/27/2019