CVE-2021-20453

IBM WebSphere Application Server 8.0, 8.5, and 9.0 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196648.

CVSS v3 8.2 HIGH
CVSS v2.0 6.4 MEDIUM

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:P

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://exchange.xforce.ibmcloud.com/vulnerabilities/196648	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6445171	Patch Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/196648	VDB Entry Vendor Advisory
https://www.ibm.com/support/pages/node/6445171	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ibm:websphere_application_server::::::::
	cpe:2.3:a:ibm:websphere_application_server::::::::
	cpe:2.3:a:ibm:websphere_application_server::::::::

History

21 Nov 2024, 05:46

Type	Values Removed	Values Added
References	~~() https://exchange.xforce.ibmcloud.com/vulnerabilities/196648 - VDB Entry, Vendor Advisory~~	() https://exchange.xforce.ibmcloud.com/vulnerabilities/196648 - VDB Entry, Vendor Advisory
References	~~() https://www.ibm.com/support/pages/node/6445171 - Patch, Vendor Advisory~~	() https://www.ibm.com/support/pages/node/6445171 - Patch, Vendor Advisory

Information

Published : 2021-04-20 12:15

Updated : 2024-11-21 05:46

NVD link : CVE-2021-20453

Mitre link : CVE-2021-20453

CVE.ORG link : CVE-2021-20453

JSON object : View

Products Affected

ibm

websphere_application_server

CWE

CWE-611

Improper Restriction of XML External Entity Reference

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