SB2018032114 - Fedora 26 update for python-notebook
Published: March 21, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018032114
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2018-8768)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote unauthenticated attacker to execute arbitrary code with elevated privileges on the target system.
The weakness exists due improper sanitization of notebook files. The jQuery component fixes invalid HTML after sanitization. A remote attacker can trick the victim into opening a specially crafted notebook file, execute arbitrary JavaScript code with root privileges.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.