CVE-2021-43035

    Dashboard / Vulnerabilities / CVE-2021-43035

    CVE-2021-43035

    Published: 6 Dec 2021Last Modified: 10 Mar 2026

    Summary:

    Details: An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. Two unauthenticated SQL injection vulnerabilities were discovered, allowing arbitrary SQL queries to be injected and executed under the postgres superuser account. Remote code execution was possible, leading to full access to the postgres user account.

    References: , https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961, https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1, https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-43035 | CVE-DB