Executive Summary

Summary
Title PolicyKit vulnerability
Informations
Name USN-3861-2 First vendor Publication 2019-01-16
Vendor Ubuntu Last vendor Modification 2019-01-16
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:N/AC:L/Au:S/C:C/I:C/A:C)
Cvss Base Score 9 Attack Range Network
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 12.04 ESM

Summary:

PolicyKit could allow unintended access.

Software Description: - policykit-1: framework for managing administrative policies and privileges

Details:

USN-3861-1 fixed a vulnerability in PolicyKit. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

テつ It was discovered that PolicyKit incorrectly handled certain large テつ user UIDs. A local attacker with a large UID could possibly use this テつ issue to perform privileged actions.

Update instructions:

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

Ubuntu 12.04 ESM: テつ libpolkit-backend-1-0テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 0.104-1ubuntu1.4 テつ policykit-1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 テつ テつ テつ テつ 0.104-1ubuntu1.4

After a standard system update you need to reboot your computer to make all the necessary changes.

References: テつ https://usn.ubuntu.com/usn/usn-3861-2 テつ https://usn.ubuntu.com/usn/usn-3861-1 テつ CVE-2018-19788

Original Source

Url : http://www.ubuntu.com/usn/USN-3861-2

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 5
Os 2

Nessusツョ Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-2f8696869e.nasl - Type : ACT_GATHER_INFO
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-4ac3c68ee4.nasl - Type : ACT_GATHER_INFO
2018-12-07 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4350.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2019-02-05 21:21:51
  • Multiple Updates
2019-01-16 21:18:46
  • First insertion