Ecosyste.ms: Advisories
An open API service providing security vulnerability metadata for many open source software ecosystems.
Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXgybWMtOGZnai0zd21y
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.
Permalink: https://github.com/advisories/GHSA-x2mc-8fgj-3wmrJSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLXgybWMtOGZnai0zd21y
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 5 years ago
Updated: over 1 year ago
CVSS Score: 7.5
CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Identifiers: GHSA-x2mc-8fgj-3wmr, CVE-2018-20835
References:
- https://nvd.nist.gov/vuln/detail/CVE-2018-20835
- https://github.com/mafintosh/tar-fs/commit/06672828e6fa29ac8551b1b6f36c852a9a3c58a2
- https://hackerone.com/reports/344595
- https://github.com/mafintosh/tar-fs/compare/d590fc7...a35ce2f
- https://github.com/advisories/GHSA-x2mc-8fgj-3wmr
Blast Radius: 42.1
Affected Packages
npm:tar-fs
Dependent packages: 1,213Dependent repositories: 404,503
Downloads: 74,050,659 last month
Affected Version Ranges: < 1.16.2
Fixed in: 1.16.2
All affected versions: 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.4, 0.1.5, 0.1.6, 0.1.7, 0.1.8, 0.2.0, 0.2.1, 0.2.2, 0.3.0, 0.3.1, 0.3.2, 0.3.3, 0.4.0, 0.4.1, 0.5.0, 0.5.1, 0.5.2, 1.0.0, 1.1.0, 1.2.0, 1.3.0, 1.4.0, 1.4.1, 1.4.2, 1.5.0, 1.5.1, 1.6.0, 1.7.0, 1.8.0, 1.8.1, 1.9.0, 1.10.0, 1.11.0, 1.11.1, 1.12.0, 1.13.0, 1.13.1, 1.13.2, 1.14.0, 1.15.0, 1.15.1, 1.15.2, 1.15.3, 1.16.0, 1.16.1
All unaffected versions: 1.16.2, 1.16.3, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6