CVE-2021-23543

All versions of package realms-shim are vulnerable to Sandbox Bypass via a Prototype Pollution attack vector.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908	Exploit Third Party Advisory
https://www.npmjs.com/package/realms-shim	Product Third Party Advisory
https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908	Exploit Third Party Advisory
https://www.npmjs.com/package/realms-shim	Product Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:agoric:realms-shim:*:*:*:*:*:node.js:*:*

History

21 Nov 2024, 05:51

Type	Values Removed	Values Added
References	~~() https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908 - Exploit, Third Party Advisory~~	() https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908 - Exploit, Third Party Advisory
References	~~() https://www.npmjs.com/package/realms-shim - Product, Third Party Advisory~~	() https://www.npmjs.com/package/realms-shim - Product, Third Party Advisory

13 Jan 2022, 18:39

Type	Values Removed	Values Added
CPE		cpe:2.3:a:agoric:realms-shim::::::node.js::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
CWE		CWE-1321
References	~~(MISC) https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908 -~~	(MISC) https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309908 - Exploit, Third Party Advisory
References	~~(MISC) https://www.npmjs.com/package/realms-shim -~~	(MISC) https://www.npmjs.com/package/realms-shim - Product, Third Party Advisory

10 Jan 2022, 14:14

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-01-10 14:10

Updated : 2024-11-21 05:51

NVD link : CVE-2021-23543

Mitre link : CVE-2021-23543

CVE.ORG link : CVE-2021-23543

JSON object : View

Products Affected

agoric

realms-shim

CWE

CWE-1321

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

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