high
8.2
CWE
611
Advisory Published
CVE Published
Updated

CVE-2021-20454: XEE

First published: Tue Apr 20 2021(Updated: )

IBM WebSphere Application Server 7.0, 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: 196649.

Credit: psirt@us.ibm.com

Affected SoftwareAffected VersionHow to fix
Ibm Websphere Application Server<=9.0
Ibm Websphere Application Server<=8.5
Ibm Websphere Application Server<=8.0
Ibm Websphere Application Server<=7.0
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<=8.5.5.19
Ibm Websphere Application Server>=9.0.0.0<=9.0.5.7

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2021-20454?

    CVE-2021-20454 is a vulnerability in IBM WebSphere Application Server that allows for XML External Entity Injection (XXE) attacks.

  • What is the severity of CVE-2021-20454?

    The severity of CVE-2021-20454 is rated as high with a CVSS score of 8.2.

  • Which versions of IBM WebSphere Application Server are affected by CVE-2021-20454?

    IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 are affected by CVE-2021-20454.

  • How does CVE-2021-20454 impact the affected software?

    CVE-2021-20454 allows remote attackers to exploit the vulnerability and potentially expose sensitive information or consume memory resources.

  • Where can I find more information about CVE-2021-20454?

    More information about CVE-2021-20454 can be found at the following references: [Reference 1](https://exchange.xforce.ibmcloud.com/vulnerabilities/196649) and [Reference 2](https://www.ibm.com/support/pages/node/6445481).

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203