Vulnerability Details : CVE-2018-16837
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.
Products affected by CVE-2018-16837
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ansible_tower:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ansible_engine:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ansible_engine:2.5:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ansible_engine:2.6:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ansible_engine:2.7:*:*:*:*:*:*:*
- cpe:2.3:a:suse:package_hub:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-16837
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-16837
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
Red Hat, Inc. |
CWE ids for CVE-2018-16837
-
A process is invoked with sensitive command-line arguments, environment variables, or other elements that can be seen by other processes on the operating system.Assigned by: secalert@redhat.com (Secondary)
-
The product does not encrypt sensitive or critical information before storage or transmission.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-16837
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16837
1640642 – (CVE-2018-16837) CVE-2018-16837 Ansible: Information leak in "user" moduleIssue Tracking;Vendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00077.html
[security-announce] openSUSE-SU-2019:1635-1: moderate: Security update f
-
https://access.redhat.com/errata/RHSA-2018:3505
RHSA-2018:3505 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:3462
RHSA-2018:3462 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
http://www.securityfocus.com/bid/105700
Ansible CVE-2018-16837 Local Information Disclosure VulnerabilityThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/4072-1/
USN-4072-1: Ansible vulnerabilities | Ubuntu security notices
-
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00020.html
[security-announce] openSUSE-SU-2019:1858-1: moderate: Security update f
-
https://access.redhat.com/errata/RHSA-2018:3460
RHSA-2018:3460 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:3461
RHSA-2018:3461 - Security Advisory - Red Hat Customer PortalVendor Advisory
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https://access.redhat.com/security/cve/cve-2018-16837
CVE-2018-16837 - Red Hat Customer PortalVendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00021.html
[security-announce] openSUSE-SU-2019:1125-1: moderate: Security update fThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:3463
RHSA-2018:3463 - Security Advisory - Red Hat Customer PortalVendor Advisory
-
https://www.debian.org/security/2019/dsa-4396
Debian -- Security Information -- DSA-4396-1 ansibleThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/11/msg00012.html
[SECURITY] [DLA 1576-1] ansible security updateMailing List;Third Party Advisory
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