CVE-2020-8133
Nextcloud Server Passphrase Generation Vulnerability (Data Corruption)
Description
A wrong generation of the passphrase for the encrypted block in Nextcloud Server 19.0.1 allowed an attacker to overwrite blocks in a file.
INFO
Published Date :
Nov. 9, 2020, 3:15 p.m.
Last Modified :
Nov. 7, 2023, 3:26 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
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-2020-8133.
| URL | Resource |
|---|---|
| https://hackerone.com/reports/661051 | Exploit Third Party Advisory |
| https://hackerone.com/reports/661051%2C | |
| https://nextcloud.com/security/advisory/?id=NC-SA-2020-038 | Broken Link |
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-2020-8133 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-8133 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://hackerone.com/reports/661051%2C [No types assigned] Removed Reference HackerOne https://hackerone.com/reports/661051, -
Initial Analysis by [email protected]
Nov. 19, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Changed Reference Type https://hackerone.com/reports/661051, No Types Assigned https://hackerone.com/reports/661051, Broken Link Changed Reference Type https://nextcloud.com/security/advisory/?id=NC-SA-2020-038 No Types Assigned https://nextcloud.com/security/advisory/?id=NC-SA-2020-038 Broken Link Added Reference https://hackerone.com/reports/661051 [Exploit, Third Party Advisory] Added CWE NIST CWE-347 Added CPE Configuration OR *cpe:2.3:a:nextcloud:nextcloud_server:19.0.1:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-8133 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-8133
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.10 }} 0.01%
score
0.40396
percentile