CVE-2020-35149 : lib/utils.js in mquery before 3.2.3 allows a pollution attack because a special property (e.g., __proto_

lib/utils.js in mquery before 3.2.3 allows a pollution attack because a special property (e.g., __proto__) can be copied during a merge or clone operation.

Published 2020-12-11 19:15:13

Updated 2020-12-14 21:12:18

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-35149

Mquery Project » Mquery » For Node.js
Versions before (<) 3.2.3
cpe:2.3:a:mquery_project:mquery:*:*:*:*:*:node.js:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2020-35149

EPSS FAQ

0.08%

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

~ 35 %

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

CVSS scores for CVE-2020-35149

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	3.9	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: Low Availability: None

References for CVE-2020-35149

https://github.com/aheckmann/mquery/commit/792e69fd0a7281a0300be5cade5a6d7c1d468ad4

fix(utils): avoid copying special properties like `__proto__` when me… · aheckmann/mquery@792e69f · GitHub
Patch;Third Party Advisory

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Vulnerability Details : CVE-2020-35149

Products affected by CVE-2020-35149

Exploit prediction scoring system (EPSS) score for CVE-2020-35149

CVSS scores for CVE-2020-35149

References for CVE-2020-35149