CVE-2018-0023 Junos Snapshot Administrator (JSNAPy) world writeable default configuration file permission
Unprivileged local users can modify world-writable configuration files in JSNAPy, potentially altering intended automation operations.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-0023?
CVE-2018-0023 is a medium-severity vulnerability in Juniper Networks Junos Snapshot Administrator (JSNAPy), published on 11 Apr 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-276
Which versions are affected by CVE-2018-0023?
3 open source packages ship an affected version, including jsnapy. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
jsnapy PyPI | All versions | 1.3.0 |
jsnapy PyPI | All versions | 1.3.0 |
jsnapy PyPI | All versions | 1.3.0 |
Products include Juniper Jsnapy.
How do I fix CVE-2018-0023?
Upgrade jsnapy to 1.3.0 or later.
Is CVE-2018-0023 being exploited?
There is no known exploitation of CVE-2018-0023 in the wild and no public exploit code.
Sources
Also known as GHSA-qc55-vm3j-74gp, PYSEC-2018-84.