China National Vulnerability DatabaseCNVD-2022-18420Nextcloud Code Execution Vulnerability
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
Nextcloud is an open source, self-hosted file synchronization and sharing communication application platform from Germany’s Nextcloud. Nextcloud is vulnerable to a code execution vulnerability that stems from Nextcloud’s support for rendering image previews of file content provided to users, which could be exploited to execute arbitrary code via a flawed third-party library.
| CPE | Name | Operator | Version |
|---|---|---|---|
| nextcloud nextcloud | lt | 20.0.12 | |
| nextcloud nextcloud | lt | 21.0.4 | |
| nextcloud nextcloud | lt | 22.1.0 |
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C