CVE-2021-23827
Keybase Desktop Client Picture Disclosure vulnerability
Description
Keybase Desktop Client before 5.6.0 on Windows and macOS, and before 5.6.1 on Linux, allows an attacker to obtain potentially sensitive media (such as private pictures) in the Cache and uploadtemps directories. It fails to effectively clear cached pictures, even after deletion via normal methodology within the client, or by utilizing the "Explode message/Explode now" functionality. Local filesystem access is needed by the attacker.
INFO
Published Date :
Feb. 23, 2021, 12:15 a.m.
Last Modified :
Nov. 21, 2024, 5:51 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Affected Products
The following products are affected by CVE-2021-23827
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.
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-2021-23827.
| URL | Resource |
|---|---|
| https://github.com/keybase/client/releases | Release Notes Third Party Advisory |
| https://hackerone.com/reports/1074930 | Exploit Issue Tracking Third Party Advisory |
| https://johnjhacking.com/blog/cve-2021-23827/ | Exploit Third Party Advisory |
| https://github.com/keybase/client/releases | Release Notes Third Party Advisory |
| https://hackerone.com/reports/1074930 | Exploit Issue Tracking Third Party Advisory |
| https://johnjhacking.com/blog/cve-2021-23827/ | Exploit Third Party 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-2021-23827 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-23827 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://github.com/keybase/client/releases Added Reference https://hackerone.com/reports/1074930 Added Reference https://johnjhacking.com/blog/cve-2021-23827/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CPE Deprecation Remap by [email protected]
Sep. 08, 2021
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:o:apple:mac_os:-:*:*:*:*:*:*:* OR *cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* -
Initial Analysis by [email protected]
Feb. 26, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://github.com/keybase/client/releases No Types Assigned https://github.com/keybase/client/releases Release Notes, Third Party Advisory Changed Reference Type https://hackerone.com/reports/1074930 No Types Assigned https://hackerone.com/reports/1074930 Exploit, Issue Tracking, Third Party Advisory Changed Reference Type https://johnjhacking.com/blog/cve-2021-23827/ No Types Assigned https://johnjhacking.com/blog/cve-2021-23827/ Exploit, Third Party Advisory Added CWE NIST CWE-312 Added CPE Configuration AND OR *cpe:2.3:a:keybase:keybase:*:*:*:*:*:*:*:* versions up to (excluding) 5.6.0 OR cpe:2.3:o:apple:mac_os:-:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:keybase:keybase:*:*:*:*:*:*:*:* versions up to (excluding) 5.6.1 OR cpe:2.3:o:redhat:linux:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-23827 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-2021-23827
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.06 }} 0.00%
score
0.27166
percentile