CVE-2021-27620

Severity Score

5.9

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method Ups::AddPart() which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

SAP Internet Graphics Service, versiones - 7.20,7.20EXT, 7.53,7.20_EX2,7.81, permite a un atacante no autenticado después de recuperar un valor de estado del sistema existente pueda enviar una petición IGS maliciosa a través de una red que debido a una comprobación insuficiente de entrada en el método Ups::AddPart() que desencadenará un error de corrupción de la memoria interna en el sistema, causando el bloqueo del sistema y hacer que no esté disponible. En este ataque, ningún dato del sistema puede ser visualizado o modificado

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-02-23 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-787: Out-of-bounds Write

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	2022-10-31

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 As Internet Graphics Server Search vendor "Sap" for product "Netweaver As Internet Graphics Server"				7.20 Search vendor "Sap" for product "Netweaver As Internet Graphics Server" and version "7.20"		-		Affected
Sap Search vendor "Sap"		Netweaver As Internet Graphics Server Search vendor "Sap" for product "Netweaver As Internet Graphics Server"				7.20ex2 Search vendor "Sap" for product "Netweaver As Internet Graphics Server" and version "7.20ex2"		-		Affected
Sap Search vendor "Sap"		Netweaver As Internet Graphics Server Search vendor "Sap" for product "Netweaver As Internet Graphics Server"				7.20ext Search vendor "Sap" for product "Netweaver As Internet Graphics Server" and version "7.20ext"		-		Affected
Sap Search vendor "Sap"		Netweaver As Internet Graphics Server Search vendor "Sap" for product "Netweaver As Internet Graphics Server"				7.53 Search vendor "Sap" for product "Netweaver As Internet Graphics Server" and version "7.53"		-		Affected
Sap Search vendor "Sap"		Netweaver As Internet Graphics Server Search vendor "Sap" for product "Netweaver As Internet Graphics Server"				7.81 Search vendor "Sap" for product "Netweaver As Internet Graphics Server" and version "7.81"		-		Affected