CVE-2020-7768 : The package grpc before 1.24.4; the package @grpc/grpc-js before 1.1.8 are vulne

The package grpc before 1.24.4; the package @grpc/grpc-js before 1.1.8 are vulnerable to Prototype Pollution via loadPackageDefinition.

Published 2020-11-11 11:15:11

Updated 2022-12-02 19:44:24

Source Snyk

View at NVD, CVE.org

Products affected by CVE-2020-7768

Grpc » Grpc » For Node.js
Versions before (<) 1.1.8
cpe:2.3:a:grpc:grpc:*:*:*:*:*:node.js:*:*
Matching versions
Grpc » Grpc »
Versions before (<) 1.24.2
cpe:2.3:a:grpc:grpc:*:*:*:*:*:-:*:*
Matching versions

EPSS FAQ

1.84%

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

~ 81 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	Snyk
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

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://github.com/grpc/grpc-node/pull/1605

grpc-js: Prevent prototype pollution in loadPackageDefinition by murgatroid99 · Pull Request #1605 · grpc/grpc-node · GitHub
Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JS-GRPC-598671

Snyk
Mitigation;Third Party Advisory
https://snyk.io/vuln/SNYK-JS-GRPCGRPCJS-1038818

Snyk
Mitigation;Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1038819

Snyk
Mitigation;Third Party Advisory
https://github.com/grpc/grpc-node/pull/1606

grpc: Prevent prototype pollution in loadPackageDefinition by murgatroid99 · Pull Request #1606 · grpc/grpc-node · GitHub
Patch;Third Party Advisory

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