CVE-2023-4641
5.5
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
A flaw was found in shadow-utils. When asking for a new password, shadow-utils asks the password twice. If the password fails on the second attempt, shadow-utils fails in cleaning the buffer used to store the first entry. This may allow an attacker with enough access to retrieve the password from the memory.
How to fix CVE-2023-4641
To remediate CVE-2023-4641, upgrade the affected package to a fixed version below.
- Debian/shadow—upgrade to 1:4.8.1-1+deb11u1 or later
Is CVE-2023-4641 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:4.8.1-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |