Executive Summary
Summary | |
---|---|
Title | systemd vulnerabilities |
Informations | |||
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Name | USN-4269-1 | First vendor Publication | 2020-02-05 |
Vendor | Ubuntu | Last vendor Modification | 2020-02-05 |
Severity (Vendor) | N/A | Revision | N/A |
Security-Database Scoring CVSS v3
Cvss vector : N/A | |||
---|---|---|---|
Overall CVSS Score | NA | ||
Base Score | NA | Environmental Score | NA |
impact SubScore | NA | Temporal Score | NA |
Exploitabality Sub Score | NA | ||
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:L/AC:L/Au:N/C:P/I:P/A:P) | |||
---|---|---|---|
Cvss Base Score | 4.6 | Attack Range | Local |
Cvss Impact Score | 6.4 | Attack Complexity | Low |
Cvss Expoit Score | 3.9 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 19.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Several security issues were fixed in systemd. Software Description: - systemd: system and service manager Details: It was discovered that systemd incorrectly handled certain PIDFile files. A local attacker could possibly use this issue to trick systemd into killing privileged processes. This issue only affected Ubuntu 16.04 LTS. (CVE-2018-16888) It was discovered that systemd incorrectly handled certain udevadm trigger commands. A local attacker could possibly use this issue to cause systemd to consume resources, leading to a denial of service. (CVE-2019-20386) Jann Horn discovered that systemd incorrectly handled services that use the DynamicUser property. A local attacker could possibly use this issue to access resources owned by a different service in the future. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-3843, CVE-2019-3844) Tavis Ormandy discovered that systemd incorrectly handled certain Polkit queries. A local attacker could use this issue to cause systemd to crash, resulting in a denial of service, or possibly execute arbitrary code and escalate privileges. (CVE-2020-1712) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10: Ubuntu 18.04 LTS: Ubuntu 16.04 LTS: After a standard system update you need to reboot your computer to make all the necessary changes. References: Package Information: |
Original Source
Url : http://www.ubuntu.com/usn/USN-4269-1 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
50 % | CWE-269 | Improper Privilege Management |
25 % | CWE-401 | Failure to Release Memory Before Removing Last Reference ('Memory Leak') |
25 % | CWE-268 | Privilege Chaining |
CPE : Common Platform Enumeration
Alert History
Date | Informations |
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2020-03-19 13:20:13 |
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