CVE-2021-23663

All versions of package sey are vulnerable to Prototype Pollution via the deepmerge() function.

CVSS v3 6.5 MEDIUM
CVSS v2.0 7.5 HIGH

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

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-SEY-1727592	Exploit Mitigation Third Party Advisory
https://snyk.io/vuln/SNYK-JS-SEY-1727592	Exploit Mitigation Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:sey_project:sey:*:*:*:*:*:node.js:*:*

History

21 Nov 2024, 05:51

Type	Values Removed	Values Added
CVSS	v2 : ~~7.5~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 6.5
References	~~() https://snyk.io/vuln/SNYK-JS-SEY-1727592 - Exploit, Mitigation, Third Party Advisory~~	() https://snyk.io/vuln/SNYK-JS-SEY-1727592 - Exploit, Mitigation, Third Party Advisory

14 Dec 2021, 18:49

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
CWE		CWE-1321
References	~~(CONFIRM) https://snyk.io/vuln/SNYK-JS-SEY-1727592 -~~	(CONFIRM) https://snyk.io/vuln/SNYK-JS-SEY-1727592 - Exploit, Mitigation, Third Party Advisory
CPE		cpe:2.3:a:sey_project:sey::::::node.js::*

10 Dec 2021, 21:32

Type	Values Removed	Values Added
Summary	~~All versions of package sey are vulnerable to Prototype Pollution via the deepmerge() function.~~	All versions of package sey are vulnerable to Prototype Pollution via the deepmerge() function.

10 Dec 2021, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-10 20:15

Updated : 2024-11-21 05:51

NVD link : CVE-2021-23663

Mitre link : CVE-2021-23663

CVE.ORG link : CVE-2021-23663

JSON object : View

Products Affected

sey_project

sey

CWE

CWE-1321

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

{"id": "CVE-2021-23663", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "report@snyk.io", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 2.5, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2021-12-10T20:15:08.453", "references": [{"url": "https://snyk.io/vuln/SNYK-JS-SEY-1727592", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://snyk.io/vuln/SNYK-JS-SEY-1727592", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1321"}]}], "descriptions": [{"lang": "en", "value": "All versions of package sey are vulnerable to Prototype Pollution via the deepmerge() function."}, {"lang": "es", "value": "Todas las versiones del paquete sey son vulnerables a una Contaminaci\u00f3n de Prototipos por medio de la funci\u00f3n deepmerge()"}], "lastModified": "2024-11-21T05:51:51.607", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:sey_project:sey:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "8D5EC409-2AAE-42E5-97B1-D7D69504DB27"}], "operator": "OR"}]}], "sourceIdentifier": "report@snyk.io"}