SB2019052411 - UNIX Hard Link in fstream package for NPM



SB2019052411 - UNIX Hard Link in fstream package for NPM

Published: May 24, 2019

Security Bulletin ID SB2019052411
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) UNIX Hard Link (CVE-ID: N/A)

The vulnerability allows a remote attacker to arbitrary file overwrite.

The vulnerability exists due to a file that matches the hardlink overwrites the system's file with the contents of the extracted file. A remote attacker can cause the software to operate on unauthorized files.  



Remediation

Install update from vendor's website.