Input validation error in Cisco UCS Director Express for Big Data and Cisco UCS Director - CVE-2020-3240

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Main Vulnerability Database Vulnerabilities #VU26984

Input validation error in Cisco UCS Director Express for Big Data and Cisco UCS Director - CVE-2020-3240

Published: April 16, 2020


Vulnerability identifier: #VU26984
CSH Severity: High
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-3240
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input in the REST API. A remote attacker can send a specially crafted file, open a remote shell and execute arbitrary code with root privileges.


Affected software

Cisco UCS Director Express for Big Data
Cisco UCS Director

How to mitigate CVE-2020-3240

Install update from vendor's website.

Cisco UCS Director Express for Big Data - update to 3.7.4.0
Cisco UCS Director - update to 6.7.4.0

External References

Related Security Bulletins