CVE & CISA-KEV Catalog

CVE-2018-16837

HIGH
7.8
CVSS v3
NVD

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.

CWE-214CWE-311

How to fix

Remediation Available
ansibleDebian
Fixed in:2.7.1+dfsg-1CVE-2018-16837
Fixed in:2.7.1+dfsg-1CVE-2018-16837
Fixed in:2.7.1+dfsg-1CVE-2018-16837
Fixed in:2.7.1+dfsg-1CVE-2018-16837
ansibleUbuntu
Fixed in:2.0.0.2-2ubuntu1.3USN-4072-1
Fixed in:2.5.1+dfsg-1ubuntu0.1USN-4072-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.35%probability of exploitation in 30 days
27thpercentile

Low risk: more likely to be exploited than 27% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.