yargs-parser Vulnerable to Prototype Pollution

Description

Affected versions of yargs-parser are vulnerable to prototype pollution. Arguments are not properly sanitized, allowing an attacker to modify the prototype of Object, causing the addition or modification of an existing property that will exist on all objects.
Parsing the argument --foo.__proto__.bar baz' adds a bar property with value baz to all objects.

Recommendation

Update the yargs-parser package to the latest compatible version. Followings are version details:

• Affected version(s): **>= 16.0.0, < 18.1.1

  <= 5.0.0

  >= 6.0.0, < 13.1.2

  >= 14.0.0, < 15.0.1**

• Patched version(s): **18.1.1

  5.0.1

  13.1.2

  15.0.1**

References

• GHSA-p9pc-299p-vxgp
• snyk.io
• www.npmjs.com
• CVE-2020-7608
• CWE-1321
• CWE-915
• CAPEC-310
• OWASP 2021-A6
• OWASP 2021-A8

Related Issues

• dset vulnerable to prototype pollution - CVE-2020-28277
• shvl vulnerable to prototype pollution - CVE-2020-28278
• TypeORM vulnerable to MAID and Prototype Pollution - CVE-2020-8158
• datatables.net vulnerable to Prototype Pollution due to incomplete fix - CVE-2020-28458

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Tags:

npm

yargs-parser