medium
6.1
CWE
79
Advisory Published
Updated

CVE-2021-38944: XSS

First published: Tue May 17 2022(Updated: )

IBM DataPower Gateway 10.0.2.0 through 1.0.3.0, 10.0.1.0 through 10.0.1.5, and 2018.4.1.0 through 2018.4.1.18 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 211236.

Credit: psirt@us.ibm.com

Affected SoftwareAffected VersionHow to fix
IBM DataPower Gateway>=10.0.1.0<=10.0.1.5
IBM DataPower Gateway>=10.0.2.0<=10.0.3.0
IBM DataPower Gateway>=2018.4.1.0<=2018.4.1.18
IBM DataPower Gateway V10CD<=10.0.2.0-1.0.3.0
IBM DataPower Gateway 10.0.1<=10.0.1.0-10.0.1.5
IBM DataPower Gateway 2018.4.1<=2018.4.1.0-2018.4.1.18

Remedy

https://www.ibm.com/support/pages/node/6587070

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2021-38944?

    CVE-2021-38944 is a vulnerability in IBM DataPower Gateway that allows for HTTP header injection due to improper validation of input by the HOST headers.

  • What is the severity of CVE-2021-38944?

    The severity of CVE-2021-38944 is medium with a CVSSv3 score of 6.1.

  • Which versions of IBM DataPower Gateway are affected by CVE-2021-38944?

    IBM DataPower Gateway versions 10.0.2.0 through 1.0.3.0, 10.0.1.0 through 10.0.1.5, and 2018.4.1.0 through 2018.4.1.18 are affected by CVE-2021-38944.

  • How can an attacker exploit CVE-2021-38944?

    An attacker can exploit CVE-2021-38944 by injecting malicious HTTP headers, which can lead to various attacks against the vulnerable system.

  • Is there a fix available for CVE-2021-38944?

    Yes, IBM has provided fixes for the affected versions of IBM DataPower Gateway. Please refer to IBM's support pages for more information.

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