6.7
MEDIUM
CVE-2020-8296
Nextcloud Server Password Disclosurerossover
Description

Nextcloud Server prior to 20.0.0 stores passwords in a recoverable format even when external storage is not configured.

INFO

Published Date :

March 3, 2021, 6:15 p.m.

Last Modified :

Nov. 7, 2023, 3:26 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

0.8
Affected Products

The following products are affected by CVE-2020-8296 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Fedoraproject fedora
1 Nextcloud nextcloud_server
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8296.

URL Resource
https://github.com/nextcloud/server/issues/17439 Exploit Third Party Advisory
https://github.com/nextcloud/server/pull/21037 Patch Third Party Advisory
https://hackerone.com/reports/867164 Exploit Issue Tracking Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/
https://nextcloud.com/security/advisory/?id=NC-SA-2021-006 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8296 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8296 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference HackerOne https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/ [No types assigned]
    Removed Reference HackerOne https://lists.fedoraproject.org/archives/list/[email protected]/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/
  • Modified Analysis by [email protected]

    Jan. 01, 2022

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/ Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 09, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/L6BO6P6MP2MOWA6PZRXX32PLWPXN5O4S/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Mar. 09, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/nextcloud/server/issues/17439 No Types Assigned https://github.com/nextcloud/server/issues/17439 Exploit, Third Party Advisory
    Changed Reference Type https://github.com/nextcloud/server/pull/21037 No Types Assigned https://github.com/nextcloud/server/pull/21037 Patch, Third Party Advisory
    Changed Reference Type https://hackerone.com/reports/867164 No Types Assigned https://hackerone.com/reports/867164 Exploit, Issue Tracking, Third Party Advisory
    Changed Reference Type https://nextcloud.com/security/advisory/?id=NC-SA-2021-006 No Types Assigned https://nextcloud.com/security/advisory/?id=NC-SA-2021-006 Vendor Advisory
    Added CWE NIST CWE-521
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* versions up to (excluding) 20.0.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.10 }} 0.02%

score

0.39041

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability