Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2020-7699

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Published: Jul 30, 2020 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2020-7699
CWEhttps://cwe.mitre.org/data/definitions/1321.html

This affects the package express-fileupload before 1.1.8. If the parseNested option is enabled, sending a corrupt HTTP request can lead to denial of service or arbitrary code execution.

Weakness

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.

Affected Software

NameVendorStart VersionEnd Version
Express-fileuploadExpress-fileupload_project*1.1.8 (excluding)

Potential Mitigations

References

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