CVE-2020-8182 - OpenCVE

Improper access control in Nextcloud Deck 0.8.0 allowed an attacker to reshare boards shared with them with more permissions than they had themselves.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:M/Au:S/C:P/I:P/A:P

Vendors & Products
CPE Configurations

Vendors	Products
Nextcloud	Deck

Configuration 1 [-]

cpe:2.3:a:nextcloud:deck:0.8.0:*:*:*:*:*:*:*

References

Link	Resource
https://hackerone.com/reports/827816	Exploit Third Party Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-025	Vendor Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: hackerone

Published: 2020-10-05T13:17:28

Updated: 2020-10-05T13:17:28

Reserved: 2020-01-28T00:00:00

Link: CVE-2020-8182

JSON object: View

NVD Information

Status : Analyzed

Published: 2020-10-05T14:15:13.467

Modified: 2020-10-14T13:48:27.887

Link: CVE-2020-8182

JSON object: View

Redhat Information

No data.

CWE

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:deck:0.8.0:*:*:*:*:*:*:*", "matchCriteriaId": "9A48919F-D4E4-4873-8A1C-653BE19AF182", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Improper access control in Nextcloud Deck 0.8.0 allowed an attacker to reshare boards shared with them with more permissions than they had themselves."}, {"lang": "es", "value": "Un control de acceso inapropiado en Nextcloud Deck versi\u00f3n 0.8.0, permiti\u00f3 a un atacante volver a compartir tableros compartidos con estos con m\u00e1s permisos de los que ellos mismos ten\u00edan"}], "id": "CVE-2020-8182", "lastModified": "2020-10-14T13:48:27.887", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-10-05T14:15:13.467", "references": [{"source": "support@hackerone.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/827816"}, {"source": "support@hackerone.com", "tags": ["Vendor Advisory"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-025"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-281"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-284"}], "source": "support@hackerone.com", "type": "Secondary"}]}