Security readout for executives and security teams
Plain-English summary
This vulnerability can let a low-privileged authenticated user expose OIDC server credentials from Dell OpenManage Enterprise 3.5 or OpenManage Enterprise-Modular 1.30.00. It affects management software, so credential disclosure could create broader identity or management-plane risk if the exposed secrets are usable elsewhere.
Executive priority
Treat as high priority for affected management environments because the issue can expose identity integration credentials. It is not described as unauthenticated or known exploited in the provided sources, but management-plane credential exposure can increase downstream business risk.
Technical view
CVE-2021-21584 is a CWE-200 information disclosure issue in Dell OpenManage Enterprise 3.5 and OpenManage Enterprise-Modular 1.30.00. CVSS 3.1 is 7.7: network reachable, low complexity, low privileges required, no user interaction, changed scope, high confidentiality impact, no integrity or availability impact.
Likely exposure
Exposure is most likely where vulnerable Dell OpenManage Enterprise or OpenManage Enterprise-Modular instances are reachable by authenticated low-privileged users. The source bundle does not establish exposure for other Dell products or versions beyond the named releases.
Exploitation context
The provided sources do not show CISA KEV listing or confirm active exploitation. Exploitation requires authenticated low-privileged access and could disclose OIDC server credentials. No public exploit details are provided in the source bundle.
Researcher notes
Evidence is sufficient for affected product/version, impact type, privileges, and CVSS characteristics. The bundle does not include Dell’s detailed remediation text, exploit availability, or proof of active exploitation, so those should not be inferred.
Mitigation direction
- Check Dell advisory 000189673 for vendor-approved remediation guidance.
- Inventory Dell OpenManage Enterprise and OpenManage Enterprise-Modular versions.
- Prioritize remediation for version 3.5 and version 1.30.00 deployments.
- Restrict management interface access to trusted administration networks.
- Review and minimize low-privileged user access to affected platforms.
- Rotate OIDC credentials if exposure is suspected or confirmed.
Validation and detection
- Confirm whether OpenManage Enterprise 3.5 is deployed.
- Confirm whether OpenManage Enterprise-Modular 1.30.00 is deployed.
- Review authenticated user lists and low-privileged role assignments.
- Check access logs for unusual authenticated activity around OIDC configuration.
- Verify Dell guidance has been applied before closing the finding.
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.
CWE-200: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2021-21584 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
- High
- CVSS
- 7.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
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:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N3.14Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.7HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dell.com/support/kbdoc/000189673CVE reference · x_refsource_MISC
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.
Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.