Security readout for executives and security teams
Plain-English summary
CVE-2019-4602 is a cross-site scripting issue in IBM Rational Quality Manager. A logged-in user could place JavaScript into the web interface, potentially changing page behavior and exposing credentials inside a trusted session. The business risk is focused on compromised user sessions and integrity of application workflows, not system takeover.
Executive priority
Treat this as a moderate-priority remediation item. It is not described as remotely unauthenticated code execution, but it can affect trusted sessions and credentials. Prioritize faster if RQM supports regulated delivery workflows, sensitive projects, or broad user populations.
Technical view
IBM Rational Quality Manager 6.0.2, 6.0.6, and 6.0.6.1 are affected. CVSS 3.0 score is 5.4 with network attack vector, low privileges required, user interaction required, changed scope, low confidentiality and integrity impact, and no availability impact.
Likely exposure
Exposure is likely limited to organizations running the listed IBM RQM versions, especially if the web UI is reachable by regular users or integrated teams. Internet exposure would raise urgency, but the sources do not state default exposure or affected deployment patterns.
Exploitation context
The source bundle does not show CISA KEV listing or confirmed active exploitation. The CVSS vector includes high exploit maturity, but that is not the same as evidence of active attacks. Successful exploitation requires an authenticated or privileged user path and user interaction.
Researcher notes
The key constraints are authenticated placement of JavaScript and user interaction. The provided sources identify affected versions and impact but do not include exploit mechanics. Avoid assuming other IBM products, later RQM releases, or specific fixed versions unless confirmed in IBM guidance.
Mitigation direction
- Identify whether IBM RQM 6.0.2, 6.0.6, or 6.0.6.1 is deployed.
- Review IBM advisory guidance for official fixes or remediation levels.
- Restrict RQM access to trusted users and networks where feasible.
- Prioritize remediation for internet-accessible or broadly shared RQM instances.
- Monitor for suspicious script-like content in user-editable fields.
Validation and detection
- Inventory deployed IBM Rational Quality Manager versions.
- Confirm whether affected RQM web interfaces are externally reachable.
- Check vendor advisory status for installed build and fix level.
- Review application logs for unusual content changes by authenticated users.
- Validate that session and credential handling controls remain effective.
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-2019-4602 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
- 5.4 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/S:C/C:L/PR:L/I:L/UI:R/AC:L/A:N/AV:N/RC:C/RL:O/E:H
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/S:C/C:L/PR:L/I:L/UI:R/AC:L/A:N/AV:N/RC:C/RL:O/E:H2.32.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.4MediumVector: CVSS:3.0/S:C/C:L/PR:L/I:L/UI:R/AC:L/A:N/AV:N/RC:C/RL:O/E:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.ibm.com/support/pages/node/6172629CVE reference · x_refsource_CONFIRM
- ibm-rqm-cve20194602-xss (168293)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.