CVE-2021-28374
HIGH7.5EPSS 0.29%courier-authlib - security update
Published: 3/15/2021Modified: 4/28/2026
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).
Affected packages (2)
- Debian/courier-authlibfrom 0, < 0.71.1-2
- Debian/courier-authlibfrom 0, < 0.66.4-9+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |