CVE-2018-20835 – tar-fs

Package

Manager: npm
Name: tar-fs
Vulnerable Version: >=0 <1.16.2

Severity

Level: High

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00288 pctl0.51857

Details

Improper Input Validation in tar-fs A vulnerability was found in tar-fs before 1.16.2. An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content.

Metadata

Created: 2019-05-01T18:37:18Z
Modified: 2021-08-03T21:27:51Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/05/GHSA-x2mc-8fgj-3wmr/GHSA-x2mc-8fgj-3wmr.json
CWE IDs: ["CWE-20"]
Alternative ID: GHSA-x2mc-8fgj-3wmr
Finding: F184
Auto approve: 1