CVE-2020-7608 : yargs-parser could be tricked into adding or modifying properties of Object.prot

yargs-parser could be tricked into adding or modifying properties of Object.prototype using a "__proto__" payload.

Published 2020-03-16 20:15:13

Updated 2022-11-15 16:40:49

Source Snyk

View at NVD, CVE.org

Products affected by CVE-2020-7608

Yargs » Yargs-parser » For Node.js
Versions from including (>=) 14.0.0 and before (<) 15.0.1
cpe:2.3:a:yargs:yargs-parser:*:*:*:*:*:node.js:*:*
Matching versions
Yargs » Yargs-parser » For Node.js
Versions from including (>=) 16.0.0 and before (<) 18.1.1
cpe:2.3:a:yargs:yargs-parser:*:*:*:*:*:node.js:*:*
Matching versions
Yargs » Yargs-parser » For Node.js
Versions before (<) 5.0.1
cpe:2.3:a:yargs:yargs-parser:*:*:*:*:*:node.js:*:*
Matching versions
Yargs » Yargs-parser » For Node.js
Versions from including (>=) 6.0.0 and before (<) 13.1.2
cpe:2.3:a:yargs:yargs-parser:*:*:*:*:*:node.js:*:*
Matching versions

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 11 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
5.3	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L	1.8	3.4	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low

CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

Assigned by: nvd@nist.gov (Primary)

https://snyk.io/vuln/SNYK-JS-YARGSPARSER-560381

Prototype Pollution in yargs-parser | Snyk
Exploit;Patch;Third Party Advisory

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