UbuntuUSN-5226-1systemd vulnerability
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.9 Medium
AI Score
Confidence
High
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
22.1%
Releases
- Ubuntu 21.10
- Ubuntu 21.04
- Ubuntu 20.04 LTS
Packages
- systemd - system and service manager
Details
It was discovered that systemd-tmpfiles employed uncontrolled recursion
when removing deeply nested directory hierarchies. A local attacker could
exploit this to cause systemd-tmpfiles to crash or have other unspecified
impacts.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Ubuntu | 21.10 | noarch | systemd | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-myhostname | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-myhostname-dbgsym | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-mymachines | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-mymachines-dbgsym | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-resolve | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-resolve-dbgsym | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-systemd | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libnss-systemd-dbgsym | < 248.3-1ubuntu8.2 | UNKNOWN |
| Ubuntu | 21.10 | noarch | libpam-systemd | < 248.3-1ubuntu8.2 | UNKNOWN |
References
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.9 Medium
AI Score
Confidence
High
1.7 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
22.1%