unitrends backup vulnerabilities and fixes

Recent CVEs affecting unitrends backup, with upgrade or downgrade steps. 13 tracked.

Also searched as: unitrendsbackup.

unitrends backup has 13 tracked vulnerabilities, 6 critical. A fixed release or vendor patch exists for 13. Most recent: 2022-04-15. Highest priority: CVE-2021-43033 (score 68/100).

• CVE-2021-43044 CRITICAL 9.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43043 MEDIUM 6.5 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43042 CRITICAL 9.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43041 HIGH 8.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43040 HIGH 8.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43039 MEDIUM 6.5 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43038 HIGH 8.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43037 HIGH 7.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43036 CRITICAL 9.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43035 CRITICAL 9.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43034 HIGH 7.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-43033 CRITICAL 9.8 UPGRADE An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5
• CVE-2021-40386 CRITICAL 9.8 UPGRADE Kaseya Unitrends Client/Agent through 10.5,5 allows remote attackers to execute arbitrary code.

FAQ

How do I fix unitrends backup vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is unitrends backup being exploited right now?

None of the tracked unitrends backup CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which unitrends backup CVE should I patch first?

CVE-2021-43033 currently ranks highest (68/100): An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5.

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