CVE-2021-43034
published 2021-12-06CVE-2021-43034: 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…
PriorityP339high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.44%
35.0th percentile
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
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| kaseya | unitrends_backup | >= 10.0 < 10.5.5 | 10.5.5 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2
2021-12-06
Published