CVE-2018-0023: Junos Snapshot Administrator (JSNAPy) world writeable default configuration file permission

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-04-11 · updated 2026-06-17
Weakness: CWE-276

Description

JSNAPy is an open source python version of Junos Snapshot Administrator developed by Juniper available through github. The default configuration and sample files of JSNAPy automation tool versions prior to 1.3.0 are created world writable. This insecure file and directory permission allows unprivileged local users to alter the files under this directory including inserting operations not intended by the package maintainer, system administrator, or other users. This issue only affects users who downloaded and installed JSNAPy from github.

Affected products

Juniper Networks Junos Snapshot Administrator (JSNAPy): before 1.3.0 — fixed in 1.3.0

How to fix

Upgrade to a fixed version: Juniper Networks Junos Snapshot Administrator (JSNAPy) 1.3.0. Check the vendor advisory for mitigations.

References

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