2.7
LOW
CVE-2019-15620
Nextcloud Talk Unrestricted Conversation Information Disclosure Vulnerability
Description

Improper access control in Nextcloud Talk 6.0.3 leaks the existance and the name of private conversations when linked them to another shared item via the projects feature.

INFO

Published Date :

Feb. 4, 2020, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 4:29 a.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

1.2
Affected Products

The following products are affected by CVE-2019-15620 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 Nextcloud talk
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-2019-15620.

URL Resource
https://hackerone.com/reports/662218 Permissions Required
https://nextcloud.com/security/advisory/?id=NC-SA-2020-011 Vendor Advisory
https://hackerone.com/reports/662218 Permissions Required
https://nextcloud.com/security/advisory/?id=NC-SA-2020-011 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-2019-15620 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-15620 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://hackerone.com/reports/662218
    Added Reference https://nextcloud.com/security/advisory/?id=NC-SA-2020-011
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Oct. 09, 2020

    Action Type Old Value New Value
    Removed CWE NIST CWE-200
    Added CWE NIST NVD-CWE-Other
  • Initial Analysis by [email protected]

    Feb. 06, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
    Changed Reference Type https://hackerone.com/reports/662218 No Types Assigned https://hackerone.com/reports/662218 Permissions Required
    Changed Reference Type https://nextcloud.com/security/advisory/?id=NC-SA-2020-011 No Types Assigned https://nextcloud.com/security/advisory/?id=NC-SA-2020-011 Vendor Advisory
    Added CWE NIST CWE-200
    Added CPE Configuration OR *cpe:2.3:a:nextcloud:talk:*:*:*:*:*:*:*:* versions up to (excluding) 6.0.4
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-15620 is associated with the following CWEs:

Exploit Prediction

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

0.05 }} 0.00%

score

0.20649

percentile

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