ShowDoc file upload | CVE-2022-1034
NAME
ShowDoc file upload
- Platforms Affected:
ShowDoc ShowDoc 1.8.0
ShowDoc ShowDoc 2.4.1
ShowDoc ShowDoc 2.4.2
ShowDoc ShowDoc 2.9.5
ShowDoc ShowDoc 2.8.3
ShowDoc ShowDoc 2.9.12
ShowDoc ShowDoc 2.9.11
ShowDoc ShowDoc 2.9.15
ShowDoc ShowDoc 2.10.3 - Risk Level:
9.1 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
ShowDoc could allow a remote attacker to upload arbitrary files, caused by the improper validation of file extensions by the AdminUpdateController.class.php script. A remote authenticated attacker could exploit this vulnerability to upload a malicious PHP script, which could allow the attacker to execute arbitrary PHP code on the vulnerable system.
CVSS 3.0 Information
- Privileges Required: High
- User Interaction: None
- Scope: Changed
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Upgrade to the latest version of ShowDoc (2.10.3 or later), available from the ShowDoc GIT Repository. See References.
- Reference Link:
https://www.showdoc.com.cn/ - Reference Link:
https://github.com/star7th/showdoc/commit/bd792a89c0325836fbd64784f4c4117c0171416b
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