CVE-2018-6328
CriticalPublic exploitIt was discovered that the Unitrends Backup (UB) before 10.1.0 user interface was exposed to an authentication bypass, which then could allow an unauthenticated user to inject arbitrary commands into its /api/hosts parameters using backquotes.
Published Mar 14, 2018 · Updated Nov 21, 2024
Key Facts
Patch immediately- CVE-2018-6328 is a critical-severity vulnerability (CVSS 9.8 v3) affecting Unitrends Backup (Kaseya).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 64% probability of exploitation in the next 30 days.
- Fixed versions are available, including Unitrends Backup 10.1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
64%
Higher than 99.2% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
It was discovered that the Unitrends Backup (UB) before 10.1.0 user interface was exposed to an authentication bypass, which then could allow an unauthenticated user to inject arbitrary commands into its /api/hosts parameters using backquotes.
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Unitrends BackupKaseya | See advisory | 10.1 |
Patched Releases
Unitrends Backup
10.1
Timeline
Publicly disclosed
Mar 14, 2018
Last updated
Nov 21, 2024
Weakness Type
- CWE-287 Improper Authentication
References
- advisoryhttps://support.unitrends.com/UnitrendsBackup/s/article/000001150
- advisoryhttps://support.unitrends.com/UnitrendsBackup/s/article/000006002
- exploitMSF ueb_api_rce.rb
- exploitExploitDB-44297
- exploit44297
FAQ
Common Questions.
It was discovered that the Unitrends Backup (UB) before 10.1.0 user interface was exposed to an authentication bypass, which then could allow an unauthenticated user to inject arbitrary commands into its /api/hosts parameters using backquotes.
Affected: Unitrends Backup (Kaseya). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Unitrends Backup 10.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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