CVE-2020-8224

A code injection in Nextcloud Desktop Client 2.6.4 allowed to load arbitrary code when placing a malicious OpenSSL config into a fixed directory.

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://hackerone.com/reports/622170	Exploit Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-030	Broken Link Vendor Advisory
https://security.gentoo.org/glsa/202009-09	Third Party Advisory
https://hackerone.com/reports/622170	Exploit Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-030	Broken Link Vendor Advisory
https://security.gentoo.org/glsa/202009-09	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*

History

21 Nov 2024, 05:38

Type	Values Removed	Values Added
References	~~() https://hackerone.com/reports/622170 - Exploit, Third Party Advisory~~	() https://hackerone.com/reports/622170 - Exploit, Third Party Advisory
References	~~() https://nextcloud.com/security/advisory/?id=NC-SA-2020-030 - Broken Link, Vendor Advisory~~	() https://nextcloud.com/security/advisory/?id=NC-SA-2020-030 - Broken Link, Vendor Advisory
References	~~() https://security.gentoo.org/glsa/202009-09 - Third Party Advisory~~	() https://security.gentoo.org/glsa/202009-09 - Third Party Advisory

Information

Published : 2020-08-10 14:15

Updated : 2024-11-21 05:38

NVD link : CVE-2020-8224

Mitre link : CVE-2020-8224

CVE.ORG link : CVE-2020-8224

JSON object : View

Products Affected

nextcloud

desktop

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

{"id": "CVE-2020-8224", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/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": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2020-08-10T14:15:13.267", "references": [{"url": "https://hackerone.com/reports/622170", "tags": ["Exploit", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-030", "tags": ["Broken Link", "Vendor Advisory"], "source": "support@hackerone.com"}, {"url": "https://security.gentoo.org/glsa/202009-09", "tags": ["Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/622170", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-030", "tags": ["Broken Link", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202009-09", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-94"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-94"}]}], "descriptions": [{"lang": "en", "value": "A code injection in Nextcloud Desktop Client 2.6.4 allowed to load arbitrary code when placing a malicious OpenSSL config into a fixed directory."}, {"lang": "es", "value": "Una inyecci\u00f3n de c\u00f3digo en Nextcloud Desktop Client versi\u00f3n 2.6.4, permiti\u00f3 cargar c\u00f3digo arbitrario cuando se coloca una configuraci\u00f3n de OpenSSL maliciosa en un directorio fijo"}], "lastModified": "2024-11-21T05:38:32.263", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "032BCD9E-159A-4BB1-BCE6-0E405BA6F6C4", "versionEndExcluding": "2.6.5"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}