CVE-2021-38928: IBM Sterling B2B Integrator Standard Edition cross-origin resource sharing

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-01-04 · updated 2026-06-17

Description

IBM Sterling B2B Integrator Standard Edition 6.0.0.0 through 6.1.2.1 uses Cross-Origin Resource Sharing (CORS) which could allow an attacker to carry out privileged actions and retrieve sensitive information as the domain name is not being limited to only trusted domains. IBM X-Force ID: 210323.

Affected products

IBM Sterling B2B Integrator: from 6.0.0.0 before 6.0.3.7; from 6.1.0.0 before 6.1.0.6; from 6.1.1.0 before 6.1.1.2; 6.1.2.0 — fixed in 6.0.3.7, 6.1.0.6, 6.1.1.2

How to fix

Upgrade to a fixed version: IBM Sterling B2B Integrator 6.0.3.7, 6.1.0.6, 6.1.1.2. Check the vendor advisory for mitigations.

References

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