CVE-2020-26820

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

SAP NetWeaver AS JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker who is authenticated as an administrator to use the administrator console, to expose unauthenticated access to the file system and upload a malicious file. The attacker or another user can then use a separate mechanism to execute OS commands through the uploaded file leading to Privilege Escalation and completely compromise the confidentiality, integrity and availability of the server operating system and any application running on it.

SAP NetWeaver AS JAVA, versiones - 7.20, 7.30, 7.31, 7.40, 7.50, permite a un atacante que es autenticado como administrador usar la consola de administrador, exponer el acceso no autenticado al sistema de archivos y cargar un archivo malicioso. El atacante u otro usuario pueden usar un mecanismo separado para ejecutar los comandos del Sistema Operativo por medio del archivo cargado conllevando a una Escalada de Privilegios y comprometer completamente la confidencialidad, integridad y disponibilidad del sistema operativo del servidor y cualquier aplicación que se ejecute en él

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

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:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-10-07 CVE Reserved
2020-11-10 CVE Published
2024-01-28 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-434: Unrestricted Upload of File with Dangerous Type

CAPEC

References (3)

URL	Tag	Source
http://packetstormsecurity.com/files/162086/SAP-Java-OS-Remote-Code-Execution.html	Third Party Advisory
http://seclists.org/fulldisclosure/2021/Apr/7	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=562725571	2022-01-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Sap Search vendor "Sap"		Netweaver Application Server Java Search vendor "Sap" for product "Netweaver Application Server Java"				7.20 Search vendor "Sap" for product "Netweaver Application Server Java" and version "7.20"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Java Search vendor "Sap" for product "Netweaver Application Server Java"				7.30 Search vendor "Sap" for product "Netweaver Application Server Java" and version "7.30"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Java Search vendor "Sap" for product "Netweaver Application Server Java"				7.31 Search vendor "Sap" for product "Netweaver Application Server Java" and version "7.31"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Java Search vendor "Sap" for product "Netweaver Application Server Java"				7.40 Search vendor "Sap" for product "Netweaver Application Server Java" and version "7.40"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Java Search vendor "Sap" for product "Netweaver Application Server Java"				7.50 Search vendor "Sap" for product "Netweaver Application Server Java" and version "7.50"		-		Affected