CVE-2020-8173

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Published Oct 30, 2020 CVSS 3.1 · 2.2 Low EPSS < 1% KEV · Not listed

Description

A too small set of random characters being used for encryption in Nextcloud Server 18.0.4 allowed decryption in shorter time than intended.

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 Server

affected

Version	Status	Constraints
`18.0.4`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:nextcloud:nextcloud_server::::::::
	cpe:2.3:a:nextcloud:nextcloud_server::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-29057	A too small set of random characters being used for encryption in Nextcloud Server 18.0.4 allowed decryption in shorter time than intended.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.369% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://hackerone.com/reports/852841
https://nextcloud.com/security/advisory/?id=NC-SA-2020-023

History

No history.

Subscriptions

Nextcloud Nextcloud Server

Weaknesses

Sources

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

Status: PUBLISHED
Assigner: hackerone
Published: Oct 30, 2020, 6:12 PM
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, 3:25 AM

Status: Modified
Published: Nov 2, 2020, 9:15 PM
Modified: Jun 17, 2026, 3:25 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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