SB2018031203 - Arch Linux update for calibre
Published: March 12, 2018
Security Bulletin ID
SB2018031203
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) Command injection (CVE-ID: CVE-2018-7889)
The vulnerability allows a remote attacker to execute arbitrary commands on the target system.The weakness exists in gui2/viewer/bookmarkmanager.py in Calibre calls cPickle.load on imported bookmark data due to improper input validation. A remote attacker can send a specially crafted .pickle file, as demonstrated by Python code that contains an os.system call, inject arbitrary command and execute arbitrary code.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.