CVE-2017-18869 Information

Description

A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories via symlink attacks.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Reference

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863985 https://bugzilla.redhat.com/show_bug.cgi?id=1611614 https://github.com/isaacs/chownr/issues/14 https://snyk.io/vuln/npm:chownr:20180731

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

NONE

Base Severity

2.5