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CVE-2021-43033

CRITICAL

9.8

Description

An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. Multiple functions in the bpserverd daemon were vulnerable to arbitrary remote code execution as root. The vulnerability was caused by untrusted input (received by the server) being passed to system calls.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/6/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

kaseya:unitrends_backup

Weaknesses (CWE)

CWE-78

References

https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961(cve@mitre.org)

https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1(cve@mitre.org)

https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2(cve@mitre.org)

https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961(af854a3a-2127-422b-91ae-364da2661108)

https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1(af854a3a-2127-422b-91ae-364da2661108)

https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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