Security readout for executives and security teams
Plain-English summary
CVE-2018-1947 is a cross-site scripting issue in IBM Security Identity Governance and Intelligence Virtual Appliance. If a user interacts with malicious content in the trusted web UI, embedded JavaScript could change page behavior and expose credentials within that session.
Executive priority
Schedule remediation through normal vulnerability management, with higher priority if the appliance is internet-accessible or used by privileged identity administrators. The main business risk is credential exposure inside an identity governance platform, not broad unauthenticated server takeover.
Technical view
IBM reports XSS in Security Identity Governance and Intelligence 5.2 through 5.2.4.1 Virtual Appliance. The CVSS 3.0 score is 6.1 with network attack vector, low complexity, no privileges required, user interaction required, and changed scope with low confidentiality and integrity impact.
Likely exposure
Exposure is limited to organizations running IBM Security Identity Governance and Intelligence Virtual Appliance versions 5.2, 5.2.1, 5.2.2, 5.2.2.1, 5.2.3, 5.2.3.1, 5.2.3.2, 5.2.4, or 5.2.4.1.
Exploitation context
The bundle does not show CISA KEV listing or cited evidence of active exploitation. The vulnerability requires user interaction, but the CVSS temporal vector lists exploit maturity as high, so treat browser-accessible deployments seriously.
Researcher notes
Evidence identifies XSS and credential disclosure potential but does not include exact affected endpoints, CWE mapping, or fixed build details in the provided bundle. Avoid claiming active exploitation unless additional trusted sources support it.
Mitigation direction
- Identify any IBM Security Identity Governance and Intelligence Virtual Appliance deployments and versions.
- Review IBM's advisory and X-Force entry for the official remediation path.
- Apply IBM-supported fixes or upgrades where the advisory directs.
- Reduce web UI exposure to trusted networks while remediation is pending.
- Remind administrators not to follow untrusted links into the appliance UI.
Validation and detection
- Confirm deployed appliance versions against the affected version list.
- Verify whether IBM's official remediation has been applied.
- Review access logs for unusual web UI requests or suspicious input patterns.
- Check whether administrative users reported unexpected UI behavior or credential prompts.
- Document compensating controls if remediation cannot be completed immediately.
Public sources used
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-1947 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/A:N/AC:L/AV:N/C:L/I:L/PR:N/S:C/UI:R/E:H/RC:C/RL:O
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
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/A:N/AC:L/AV:N/C:L/I:L/PR:N/S:C/UI:R/E:H/RC:C/RL:O2.82.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.1MediumVector: CVSS:3.0/A:N/AC:L/AV:N/C:L/I:L/PR:N/S:C/UI:R/E:H/RC:C/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- ibm-sig-cve20181947-xss(153427)CVE reference · vdb-entry, x_refsource_XF
- https://www.ibm.com/support/docview.wss?uid=ibm10872142CVE reference · x_refsource_CONFIRM
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.
