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Rewterz Threat Advisory – CVE-2021-38997 – IBM API Connect HOST Vulnerability

Severity

Medium

Analysis Summary

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 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.

Impact

Gain Access

Indicators Of Compromise

CVE

  • CVE-2021-38997

Affected Vendors

IBM

Affected Products

  • IBM API Connect 2018.4.1.0
  • IBM API Connect 10.0.0.0
  • IBM API Connect 10.0.1.0
  • IBM API Connect 10.0.5.0
  • IBM API Connect 10.0.1.7
  • IBM API Connect 2018.4.1.19

Remediation

Refer to IBM Security Bulletin for patch, upgrade or suggested workaround information.

IBM Security Bulletin