GitHub Advisory DatabaseGHSA-6R86-2JM9-9MH4File upload restriction bypass in Zenario CMS
6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
7.2 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
45.7%
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new ‘File/MIME Types’ using the ‘.phar’ extension. Then an attacker can upload a malicious file, intercept the request and change the extension to ‘.phar’ in order to run commands on the server.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| tribalsystems/zenario | lt | 9.2.55826 |
Related
6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
7.2 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.001 Low
EPSS
Percentile
45.7%