CVE-2021-43038
CVSS V2 Medium 6.5
CVSS V3 High 8.8
Description
An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. The wguest account could execute commands by injecting into PostgreSQL trigger functions. This allowed privilege escalation from the wguest user to the postgres user.
Overview
- CVE ID
- CVE-2021-43038
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-06T04:15:07
- Last Modified Date
- 2022-11-28T21:39:48
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:kaseya:unitrends_backup:*:*:*:*:*:*:*:* | 1 | OR | 10.0 | 10.5.5 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.5
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://helpdesk.kaseya.com/hc/en-gb/articles/4412762258961 | Vendor Advisory |
| https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-1 | Exploit Third Party Advisory |
| https://www.cyberonesecurity.com/blog/exploiting-kaseya-unitrends-backup-appliance-part-2 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-43038 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43038 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:42:55 | Added to TrackCVE | |||
| 2022-12-06 03:00:08 | 2021-12-06T04:15Z | 2021-12-06T04:15:07 | CVE Published Date | updated |
| 2022-12-06 03:00:08 | 2022-11-28T21:39:48 | CVE Modified Date | updated | |
| 2022-12-06 03:00:08 | Analyzed | Vulnerability Status | updated | |
| 2022-12-06 03:00:13 | References | updated |