CVE-2016-6486

Siemens SINEMA Server Insecure File Permissions Privilege Escalation Vulnerability

Severity Score

7.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Siemens SINEMA Server uses weak permissions for the application folder, which allows local users to gain privileges via unspecified vectors.

Siemens SINEMA Server utiliza permisos débiles para la carpeta de aplicación, lo que permite a usuarios locales obtener privilegios a través de vectores no especificados.

This vulnerability allows local attackers to execute arbitrary code on vulnerable installations of Siemens SINEMA Server. Authentication is required to exploit this vulnerability.
The specific flaw exists within the configuration of the product. The executables for new system services are stored in directories for which all users have full control allowing for new executables to be swapped for the system service executables. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

*Credits: rgod

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-07-28 CVE Reserved
2016-08-08 CVE Published
2024-08-06 CVE Updated
2024-09-07 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-264: Permissions, Privileges, and Access Controls

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/92254	Vdb Entry
http://www.zerodayinitiative.com/advisories/ZDI-16-478	X_refsource_misc
https://ics-cert.us-cert.gov/advisories/ICSA-16-215-02	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-321174.pdf	2016-11-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Siemens Search vendor "Siemens"		Sinema Server Search vendor "Siemens" for product "Sinema Server"				-		-		Affected