CVE-2020-3247
Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*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 tar files by the LargeFileUploadServlet endpoint. The issue results from the lack of proper validation of a user-supplied UNIX symbolic link prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the tomcat service.
*Credits:
Steven Seeley (mr_me) of Source Incite
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2019-12-12 CVE Reserved
- 2020-04-15 CVE Published
- 2024-09-11 EPSS Updated
- 2024-09-16 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
References (2)
| URL | Tag | Source |
|---|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-20-541 | Third Party Advisory |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
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
| ||||||