What is CVE-2021-20553?

CVE-2021-20553 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-12-19.

How severe is CVE-2021-20553?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Ibm Sterling B2b Integrator

CVE-2021-20553

IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (17.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Sterling B2b Integrator — versions 5.2.0.0, 6.0.0.0, 6.0.1.0
Ibm Sterling_b2b_integrator

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@us.ibm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2021-20553?: CVE-2021-20553 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-12-19.
How severe is CVE-2021-20553?: Medium severity. CVSS v3 base score is 5.4 out of 10.