Executive Summary

Summary
Title tmpreaper vulnerability
Informations
Name USN-4077-1 First vendor Publication 2019-07-29
Vendor Ubuntu Last vendor Modification 2019-07-29
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:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.4 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 3.4 Authentication None Required
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Detail

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

- Ubuntu 18.04 LTS - Ubuntu 16.04 LTS

Summary:

tmpreaper could be made to overwrite files as the administrator.

Software Description: - tmpreaper: cleans up files in directories based on their age

Details:

It was discovered that tmpreaper incorrectly handled certain mount operations. A local attacker could possibly use this issue to create arbitrary files, leading to privilege escalation.

Update instructions:

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

Ubuntu 18.04 LTS:
tmpreaper 1.6.13+nmu1+deb9u1build0.18.04.1

Ubuntu 16.04 LTS:
tmpreaper 1.6.13+nmu1+deb9u1build0.16.04.1

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

References:
https://usn.ubuntu.com/4077-1
CVE-2019-3461

Package Information:
https://launchpad.net/ubuntu/+source/tmpreaper/1.6.13+nmu1+deb9u1build0.18.04.1
https://launchpad.net/ubuntu/+source/tmpreaper/1.6.13+nmu1+deb9u1build0.16.04.1

Original Source

Url : http://www.ubuntu.com/usn/USN-4077-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-362 Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 2

Nessus® Vulnerability Scanner

Date Description
2019-01-14 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4365.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2019-07-29 21:19:20
  • First insertion