Executive Summary

Summary
Title systemd vulnerability
Informations
Name USN-3938-1 First vendor Publication 2019-04-08
Vendor Ubuntu Last vendor Modification 2019-04-08
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 :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS

Summary:

The systemd PAM module could be used to gain additional PolicyKit privileges.

Software Description: - systemd: system and service manager

Details:

Jann Horn discovered that pam_systemd created logind sessions using some parameters from the environment. A local attacker could exploit this in order to spoof the active session and gain additional PolicyKit privileges.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10: テつ libpam-systemdテつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 239-7ubuntu10.12

Ubuntu 18.04 LTS: テつ libpam-systemdテつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 237-3ubuntu10.19

Ubuntu 16.04 LTS: テつ libpam-systemdテつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 229-4ubuntu21.21

Ubuntu 14.04 LTS: テつ libpam-systemdテつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 204-5ubuntu20.31

In general, a standard system update will make all the necessary changes.

References: テつ https://usn.ubuntu.com/usn/usn-3938-1 テつ CVE-2019-3842

Package Information: テつ https://launchpad.net/ubuntu/+source/systemd/239-7ubuntu10.12 テつ https://launchpad.net/ubuntu/+source/systemd/237-3ubuntu10.19 テつ https://launchpad.net/ubuntu/+source/systemd/229-4ubuntu21.21 テつ https://launchpad.net/ubuntu/+source/systemd/204-5ubuntu20.31

Original Source

Url : http://www.ubuntu.com/usn/USN-3938-1

Alert History

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0
Date Informations
2019-04-09 00:18:45
  • First insertion