CVE-2020-8278

View on CVE.org

Published Nov 19, 2020 CVSS 3.1 · 5.3 Medium EPSS 1.0% KEV · Not listed

Description

Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

Nextcloud Social

affected

Version	Status	Constraints
`Affects v0.3.1`	affected	—
`Fixed in v0.4.0`	affected	—

Configuration 1 [-]

cpe:2.3:a:nextcloud:social:0.3.1:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-29146	Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.017% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://hackerone.com/reports/921717
https://nextcloud.com/security/advisory/?id=NC-SA-2020-042

History

No history.

Subscriptions

Nextcloud Social

Weaknesses

Sources

CVE record Updated: Aug 4, 2024, 9:56 AM

Status: PUBLISHED
Assigner: hackerone
Published: Nov 19, 2020, 12:32 AM
Updated: Aug 4, 2024, 9:56 AM
Reserved: Jan 28, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:26 AM

Status: Modified
Published: Nov 19, 2020, 1:15 AM
Modified: Jun 17, 2026, 3:26 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Nextcloud Social", "vendor": "n/a", "versions": [{"status": "affected", "version": "Affects v0.3.1"}, {"status": "affected", "version": "Fixed in v0.4.0"}]}], "descriptions": [{"lang": "en", "value": "Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "Improper Access Control - Generic (CWE-284)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-11-19T00:32:35.000Z", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://hackerone.com/reports/921717"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "support@hackerone.com", "ID": "CVE-2020-8278", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Nextcloud Social", "version": {"version_data": [{"version_value": "Affects v0.3.1"}, {"version_value": "Fixed in v0.4.0"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Access Control - Generic (CWE-284)"}]}]}, "references": {"reference_data": [{"name": "https://hackerone.com/reports/921717", "refsource": "MISC", "url": "https://hackerone.com/reports/921717"}, {"name": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042", "refsource": "CONFIRM", "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:56:28.280Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://hackerone.com/reports/921717"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042"}]}]}, "cveMetadata": {"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2020-8278", "datePublished": "2020-11-19T00:32:35.000Z", "dateReserved": "2020-01-28T00:00:00.000Z", "dateUpdated": "2024-08-04T09:56:28.280Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Nextcloud Social", "vendor": "n/a", "versions": [{"status": "affected", "version": "Affects v0.3.1"}, {"status": "affected", "version": "Fixed in v0.4.0"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nextcloud:social:0.3.1:*:*:*:*:*:*:*", "matchCriteriaId": "6BF96452-58F4-4847-AA30-F5F32DCFA29A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user."}, {"lang": "es", "value": "Un control de acceso inapropiado en la aplicaci\u00f3n Nextcloud Social versi\u00f3n 0.3.1, permiti\u00f3 leer publicaciones de cualquier usuario"}], "id": "CVE-2020-8278", "lastModified": "2026-06-17T03:26:10.943", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-11-19T01:15:12.873", "references": [{"source": "support@hackerone.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/921717"}, {"source": "support@hackerone.com", "tags": ["Broken Link", "Product"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/921717"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Product"], "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-042"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}]}