Symlink Arbitrary File Overwrite in tar

ALTO 7.5CVE-2015-8860 · GHSA-gfjr-3jmm-4g9v · Published 23/01/2017 · updated 17/06/2026

In breve

CVE-2015-8860 è una vulnerabilità ALTO (CVSS 7.5) che riguarda node.js (nodejs), tar.
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 4.0%, superiore al 90.5% delle vulnerabilità.
Correzione: aggiornare a 2.0.0 o successiva.

Package	Affected versions	Patched versions
node.js nodejs	`≤ 1.8.4`	No fix yet
tar npm	`< 2.0.0`	`2.0.0`

Description

Versions of tar prior to 2.0.0 are affected by an arbitrary file write vulnerability. The vulnerability occurs because tar does not verify that extracted symbolic links to not resolve to targets outside of the extraction root directory.

Recommendation

Update to version 2.0.0 or later

NVD description

The tar package before 2.0.0 for Node.js allows remote attackers to write to arbitrary files via a symlink attack in an archive.

References

nvd.nist.gov/vuln/detail/CVE-2015-8860 · ADVISORY
GitHub Advisory GHSA-gfjr-3jmm-4g9v · ADVISORY
npm/npm · PACKAGE
npm/npm release v2.7.5 · WEB
npmjs.com/advisories/57 · WEB
openwall.com/lists/oss-security/2016/04/20/11 · WEB
nodesecurity.io/advisories/57 · Mitigation

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Package

Affected versions

Patched versions

node.js

nodejs

≤ 1.8.4

No fix yet

tar

npm

< 2.0.0

2.0.0

Description

Recommendation

Update to version 2.0.0 or later

NVD description

The tar package before 2.0.0 for Node.js allows remote attackers to write to arbitrary files via a symlink attack in an archive.

Altre vulnerabilità di node.js

Vedi tutto →