CVE-2021-28374
Debian Courier Authentication Library Information Disclosure Vulnerability
Description
The Debian courier-authlib package before 0.71.1-2 for Courier Authentication Library creates a /run/courier/authdaemon directory with weak permissions, allowing an attacker to read user information. This may include a cleartext password in some configurations. In general, it includes the user's existence, uid and gids, home and/or Maildir directory, quota, and some type of password information (such as a hash).
INFO
Published Date :
March 15, 2021, 5:15 a.m.
Last Modified :
Nov. 21, 2024, 5:59 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
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-2021-28374.
| URL | Resource |
|---|---|
| https://bugs.debian.org/984810 | Mailing List Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html | Mailing List Third Party Advisory |
| https://bugs.debian.org/984810 | Mailing List Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html | Mailing List 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-2021-28374 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-28374 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://bugs.debian.org/984810 Added Reference https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CWE Remap by [email protected]
Jun. 28, 2022
Action Type Old Value New Value Changed CWE CWE-312 CWE-732 -
Modified Analysis by [email protected]
May. 17, 2021
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html Mailing List, Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:canonical:courier-authlib:*:*:*:*:*:*:*:* versions up to (excluding) 0.71.1-2 OR *cpe:2.3:a:debian:courier-authlib:*:*:*:*:*:*:*:* versions up to (excluding) 0.71.1-2 Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Apr. 14, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/04/msg00011.html [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 18, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://bugs.debian.org/984810 No Types Assigned https://bugs.debian.org/984810 Mailing List, Vendor Advisory Added CWE NIST CWE-312 Added CPE Configuration OR *cpe:2.3:a:canonical:courier-authlib:*:*:*:*:*:*:*:* versions up to (excluding) 0.71.1-2
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-28374 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-2021-28374
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.27 }} 0.05%
score
0.67380
percentile