Debian Security Bug TrackerDEBIANCVE:CVE-2021-3429CVE-2021-3429
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:S/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%
When instructing cloud-init to set a random password for a new user account, versions before 21.2 would write that password to the world-readable log file /var/log/cloud-init-output.log. This could allow a local user to log in as another user.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | cloud-init | < 20.4.1-2 | cloud-init_20.4.1-2_all.deb |
| Debian | 11 | all | cloud-init | < 20.4.1-2 | cloud-init_20.4.1-2_all.deb |
| Debian | 10 | all | cloud-init | < 20.2-2~deb10u2 | cloud-init_20.2-2~deb10u2_all.deb |
| Debian | 999 | all | cloud-init | < 20.4.1-2 | cloud-init_20.4.1-2_all.deb |
| Debian | 13 | all | cloud-init | < 20.4.1-2 | cloud-init_20.4.1-2_all.deb |
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:S/C:P/I:N/A:N
0.0004 Low
EPSS
Percentile
5.3%