CVE-2021-38997: IBM API Connect HOST header injection

Published Nov 30, 2022
·
Updated

IBM API Connect 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.

Other sources

IBM API Connect V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19 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: 213212.

MITRE

Affected Software

6 affected components
IBM API Connect>=10.0.0.0<=10.0.5.0
IBM API Connect>=10.0.1.0<=10.0.1.7
IBM API Connect>=2018.4.1.0<=2018.4.1.19
IBM API Connect  V10.0.0.0 - V10.0.5.0<=undefined
IBM API Connect  V10.0.1.0 -V10.0.1.7<=undefined
IBM API Connect V2018.4.1.0 - 2018.4.1.19<=undefined

Event History

Nov 30, 2022
CVE Published
via IBM·12:00 AM
Dec 1, 2022
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID for this IBM API Connect vulnerability?

The vulnerability ID for this IBM API Connect vulnerability is CVE-2021-38997.

2

What is the severity level of CVE-2021-38997?

The severity level of CVE-2021-38997 is medium.

3

How does the IBM API Connect vulnerability CVE-2021-38997 occur?

The IBM API Connect vulnerability CVE-2021-38997 occurs due to improper validation of input by the HOST headers, leading to HTTP header injection.

4

Which versions of IBM API Connect are affected by CVE-2021-38997?

IBM API Connect V10.0.0.0 through V10.0.5.0, V10.0.1.0 through V10.0.1.7, and V2018.4.1.0 through 2018.4.1.19 are affected by CVE-2021-38997.

5

How can an attacker exploit the IBM API Connect vulnerability CVE-2021-38997?

An attacker can exploit the IBM API Connect vulnerability CVE-2021-38997 to conduct various attacks against the vulnerable system.

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.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203