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Case File

CVE-2018-20834

HIGH · CVSS 7.5 EPSS 3.15% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-04-30 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-20834
Severity
HIGH
CVSS
7.5
EPSS
3.15%

Original NVD Description

A vulnerability was found in node-tar before version 4.4.2 (excluding version 2.2.2). 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. A patch has been applied to node-tar v2.2.2).

Related CVEs

Other vulnerabilities affecting the same vendor(s)