CVE-2021-21490

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

SAP NetWeaver AS for ABAP (Web Survey), versions - 700, 702, 710, 711, 730, 731, 750, 750, 752, 75A, 75F, does not sufficiently encode input and output parameters which results in reflected cross site scripting vulnerability, through which a malicious user can access data relating to the current session and use it to impersonate a user and access all information with the same rights as the target user.

SAP NetWeaver AS para ABAP (Web Survey), versiones: 700, 702, 710, 711, 730, 731, 750, 750, 752, 75A, 75F, no codifica suficientemente los parámetros input y output, lo que resulta en una vulnerabilidad de tipo cross site scripting reflejado, mediante el cual un usuario malicioso puede acceder a los datos relacionados con la sesión actual y usarlos para hacerse pasar por un usuario y acceder a toda la información con los mismos derechos que el usuario objetivo

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-30 CVE Reserved
2021-06-09 CVE Published
2024-02-23 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999	2022-10-05

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 Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				75a Search vendor "Sap" for product "Netweaver Application Server Abap" and version "75a"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				75f Search vendor "Sap" for product "Netweaver Application Server Abap" and version "75f"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				700 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "700"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				702 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "702"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				710 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "710"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				711 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "711"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				730 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "730"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				731 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "731"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				750 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "750"		-		Affected
Sap Search vendor "Sap"		Netweaver Application Server Abap Search vendor "Sap" for product "Netweaver Application Server Abap"				752 Search vendor "Sap" for product "Netweaver Application Server Abap" and version "752"		-		Affected