CVE-2021-3645

merge is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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://github.com/viking04/merge/commit/baba40332080b38b33840d2614df6d4142dedaf6	Patch Third Party Advisory
https://huntr.dev/bounties/ef387a9e-ca3c-4c21-80e3-d34a6a896262	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:merge_project:merge:*:*:*:*:*:node.js:*:*

History

29 Jul 2022, 16:46

Type	Values Removed	Values Added
CWE	~~CWE-915~~	CWE-1321

23 Sep 2021, 21:19

Type	Values Removed	Values Added
CPE		cpe:2.3:a:merge_project:merge::::::node.js::*
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
References	~~(CONFIRM) https://huntr.dev/bounties/ef387a9e-ca3c-4c21-80e3-d34a6a896262 -~~	(CONFIRM) https://huntr.dev/bounties/ef387a9e-ca3c-4c21-80e3-d34a6a896262 - Exploit, Third Party Advisory
References	~~(MISC) https://github.com/viking04/merge/commit/baba40332080b38b33840d2614df6d4142dedaf6 -~~	(MISC) https://github.com/viking04/merge/commit/baba40332080b38b33840d2614df6d4142dedaf6 - Patch, Third Party Advisory
CWE		CWE-915

10 Sep 2021, 11:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-09-10 11:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-3645

Mitre link : CVE-2021-3645

CVE.ORG link : CVE-2021-3645

JSON object : View

Products Affected

merge_project

merge

CWE

CWE-1321

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

{"id": "CVE-2021-3645", "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}], "cvssMetricV30": [{"type": "Secondary", "source": "security@huntr.dev", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.6}], "cvssMetricV31": [{"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": "2021-09-10T11:15:09.933", "references": [{"url": "https://github.com/viking04/merge/commit/baba40332080b38b33840d2614df6d4142dedaf6", "tags": ["Patch", "Third Party Advisory"], "source": "security@huntr.dev"}, {"url": "https://huntr.dev/bounties/ef387a9e-ca3c-4c21-80e3-d34a6a896262", "tags": ["Exploit", "Third Party Advisory"], "source": "security@huntr.dev"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1321"}]}, {"type": "Secondary", "source": "security@huntr.dev", "description": [{"lang": "en", "value": "CWE-1321"}]}], "descriptions": [{"lang": "en", "value": "merge is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')"}, {"lang": "es", "value": "merge, es vulnerable a una Modificaci\u00f3n Inapropiada de los Atributos de Prototipos de los Objetos (\"Contaminaci\u00f3n de Prototipos\")"}], "lastModified": "2022-07-29T16:46:17.637", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:merge_project:merge:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "1530261C-ED65-4047-97D9-62729D1E8586", "versionEndExcluding": "1.0.2"}], "operator": "OR"}]}], "sourceIdentifier": "security@huntr.dev"}