CVE-2018-20834 (High) detected in tar-0.1.20.tgz

[mend-bolt-for-github[bot]]

CVE-2018-20834 - High Severity Vulnerability

Vulnerable Library - tar-0.1.20.tgz

tar for node

Library home page: https://registry.npmjs.org/tar/-/tar-0.1.20.tgz

Path to dependency file: /tmp/ws-ua_20200831060755_XFTETR/archiveExtraction_OYEGUZ/20200831060755/ws-scm_depth_0/EPiBootstrapArea/src/EPiBootstrapArea.Forms/modules/_protected/Shell/Shell/11.1.0.0/ClientResources/lib/xstyle/package.json

Path to vulnerable library: /tmp/ws-ua_20200831060755_XFTETR/archiveExtraction_OYEGUZ/20200831060755/ws-scm_depth_0/EPiBootstrapArea/src/EPiBootstrapArea.Forms/modules/_protected/Shell/Shell/11.1.0.0/ClientResources/lib/xstyle/node_modules/tar/package.json

Dependency Hierarchy: - intern-geezer-2.2.3.tgz (Root Library) - digdug-1.4.0.tgz - decompress-0.2.3.tgz - :x: **tar-0.1.20.tgz** (Vulnerable Library)

Found in HEAD commit: 60f0eda7499358b5aca509c37cea35481efdf991

Vulnerability Details

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).

Publish Date: 2019-04-30

URL: CVE-2018-20834

CVSS 3 Score Details (7.5)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: None - Integrity Impact: High - Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20834

Release Date: 2019-04-30

Fix Resolution: tar - 2.2.2,4.4.2

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