Security readout for executives and security teams
IBM Sterling B2B Integrator versions in the listed 5.2 and 6.1 ranges allow cross-site scripting in the Web UI. A malicious authenticated user could cause JavaScript to run in a trusted user session, potentially exposing credentials or altering the interface. Business risk is moderate and concentrated where the Web UI is accessible to many users. Exposure is likely limited to organizations running affected IBM Sterling B2B Integrator Standard Edition builds with accessible Web UI functionality. Risk increases when low-privileged users can reach the UI or when administrators use it from shared browser sessions. Treat this as a scheduled remediation item, not an emergency, unless the Web UI is internet-facing or broadly accessible. Prioritize patch planning because the affected product often handles sensitive business transactions and trusted user sessions. Mitigation focus: Check IBM advisory and X-Force entry for the official remediation path.; Upgrade or apply IBM-recommended fixes for affected 5.2 and 6.1 releases.; Limit Web UI access to trusted networks and necessary users..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2021-20562 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.4 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AC:L/A:N/I:L/S:C/AV:N/PR:L/C:L/UI:R/RC:C/E:H/RL:O
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AC:L/A:N/I:L/S:C/AV:N/PR:L/C:L/UI:R/RC:C/E:H/RL:O2.32.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.4MediumVector: CVSS:3.0/AC:L/A:N/I:L/S:C/AV:N/PR:L/C:L/UI:R/RC:C/E:H/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6475301CVE reference · x_refsource_CONFIRM
- ibm-sterling-cve202120562-xss (199232)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.