// For flags

CVE-2020-3239

Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

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.

Múltiples vulnerabilidades en la API REST de Cisco UCS Director y Cisco UCS Director Express para Big Data, pueden permitir a un atacante remoto omitir la autenticación o conducir ataques de salto de directorio sobre un dispositivo afectado. Para mayor información acerca de estas vulnerabilidades, consulte la sección Detalles de este aviso.

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 processing of zip files by the LargeFileUploadServlet endpoint. 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 root.

*Credits: Steven Seeley (mr_me) of Source Incite
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2019-12-12 CVE Reserved
  • 2020-04-15 CVE Published
  • 2024-09-11 EPSS Updated
  • 2024-11-15 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.0.0
Search vendor "Cisco" for product "Ucs Director" and version "6.0.0.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.0.1
Search vendor "Cisco" for product "Ucs Director" and version "6.0.0.1"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.1.0
Search vendor "Cisco" for product "Ucs Director" and version "6.0.1.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.1.1
Search vendor "Cisco" for product "Ucs Director" and version "6.0.1.1"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.1.2
Search vendor "Cisco" for product "Ucs Director" and version "6.0.1.2"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.0.1.3
Search vendor "Cisco" for product "Ucs Director" and version "6.0.1.3"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.5.0.0
Search vendor "Cisco" for product "Ucs Director" and version "6.5.0.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.5.0.1
Search vendor "Cisco" for product "Ucs Director" and version "6.5.0.1"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.5.0.2
Search vendor "Cisco" for product "Ucs Director" and version "6.5.0.2"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.5.0.3
Search vendor "Cisco" for product "Ucs Director" and version "6.5.0.3"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.5.0.4
Search vendor "Cisco" for product "Ucs Director" and version "6.5.0.4"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.6.0.0
Search vendor "Cisco" for product "Ucs Director" and version "6.6.0.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.6.1.0
Search vendor "Cisco" for product "Ucs Director" and version "6.6.1.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.6.2.0
Search vendor "Cisco" for product "Ucs Director" and version "6.6.2.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.7.0.0
Search vendor "Cisco" for product "Ucs Director" and version "6.7.0.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.7.1.0
Search vendor "Cisco" for product "Ucs Director" and version "6.7.1.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.7.2.0
Search vendor "Cisco" for product "Ucs Director" and version "6.7.2.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director
Search vendor "Cisco" for product "Ucs Director"
 6.7.3.0
Search vendor "Cisco" for product "Ucs Director" and version "6.7.3.0"
-
Affected
Cisco
Search vendor "Cisco"
 Ucs Director Express For Big Data
Search vendor "Cisco" for product "Ucs Director Express For Big Data"
 <= 3.7.3.0
Search vendor "Cisco" for product "Ucs Director Express For Big Data" and version " <= 3.7.3.0"
-
Affected