CVE-2021-43034: High severity unitrends backup vulnerability
Published Dec 6, 2021
·Updated
An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. A world writable file allowed local users to execute arbitrary code as the user apache, leading to privilege escalation.
Affected Software
1 affected component
Kaseya Unitrends Backup>=10.0<10.5.5
Event History
Dec 6, 2021
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:15 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-43034?
CVE-2021-43034 is considered a high severity vulnerability due to its potential for privilege escalation.
2
How do I fix CVE-2021-43034?
To fix CVE-2021-43034, upgrade the Kaseya Unitrends Backup Appliance to version 10.5.5 or later.
3
Who is affected by CVE-2021-43034?
Organizations using Kaseya Unitrends Backup Appliance versions from 10.0 up to 10.5.5 are affected by CVE-2021-43034.
4
What type of vulnerability is CVE-2021-43034?
CVE-2021-43034 is a local privilege escalation vulnerability that allows arbitrary code execution.
5
What could happen if CVE-2021-43034 is exploited?
If exploited, CVE-2021-43034 can allow attackers to gain unauthorized access and execute code under the privileges of the apache user.