CVE-2020-3240: Cisco UCS Director ScriptModuleAddJarPage Directory Traversal Remote Code Execution Vulnerability
Multiple vulnerabilities in the REST API of Cisco UCS Director and Cisco UCS Director Express for Big Data may allow a remote attacker to bypass authentication or conduct directory traversal attacks on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco UCS Director. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ScriptModuleAddJarPage method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the tomcatu account.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-3240?
CVE-2020-3240 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Cisco UCS Director.
What is the severity of CVE-2020-3240?
CVE-2020-3240 has a severity rating of 9.8 (critical).
How does CVE-2020-3240 affect Cisco UCS Director?
CVE-2020-3240 affects Cisco UCS Director installations by allowing remote attackers to execute arbitrary code.
Is authentication required to exploit CVE-2020-3240?
No, authentication is not required to exploit CVE-2020-3240.
How can I fix CVE-2020-3240?
To fix CVE-2020-3240, it is recommended to apply the necessary patches provided by Cisco.