What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-20353.

What is the severity of CVE-2021-20353?

The severity of CVE-2021-20353 is high.

How does the vulnerability impact IBM WebSphere installations?

The vulnerability allows remote attackers to disclose sensitive information on affected installations of IBM WebSphere.

Is authentication required to exploit CVE-2021-20353?

No, authentication is not required to exploit CVE-2021-20353.

How can I fix CVE-2021-20353?

To fix CVE-2021-20353, apply the latest security updates provided by IBM.

Vulnerability/
CVE-2021-20353

high

8.2

CWE

611

9/2/2021

10/2/2021

3/8/2024

16/9/2024

CVE-2021-20353: IBM WebSphere EDataGraphImpl Deserialization of Untrusted Data Information Disclosure Vulnerability

First published: Wed Feb 10 2021(Updated: )

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an 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: 194882.

Credit: psirt@us.ibm.com

Affected Software	Affected Version	How to fix
Ibm Websphere Application Server	>=7.0.0.0<7.0.0.45
Ibm Websphere Application Server	>=8.0.0.0<8.0.0.15
Ibm Websphere Application Server	>=8.5.0.0<8.5.5.20
Ibm Websphere Application Server	>=9.0.0.0<9.0.5.7

Remedy

https://www.ibm.com/support/pages/node/6413709

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Reference Links

Frequently Asked Questions

What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-20353.
What is the severity of CVE-2021-20353?
The severity of CVE-2021-20353 is high.
How does the vulnerability impact IBM WebSphere installations?
The vulnerability allows remote attackers to disclose sensitive information on affected installations of IBM WebSphere.
Is authentication required to exploit CVE-2021-20353?
No, authentication is not required to exploit CVE-2021-20353.
How can I fix CVE-2021-20353?
To fix CVE-2021-20353, apply the latest security updates provided by IBM.

collector/nvd-index
agent/type
agent/title
agent/remedy
agent/author
agent/severity
agent/references
agent/weakness
agent/description
agent/softwarecombine
collector/zdi-advisory
source/ZDI
alias/ZDI-21-174
alias/ZDI-CAN-12478
alias/CVE-2021-20353
agent/software-canonical-lookup
agent/tags
agent/event
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/trending
vendor/ibm
canonical/ibm websphere application server
version/ibm websphere application server/7.0.0.0
version/ibm websphere application server/8.0.0.0
version/ibm websphere application server/8.5.0.0
version/ibm websphere application server/9.0.0.0
canonical/ibm websphere

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