Security readout for executives and security teams
Plain-English summary
This is a critical takeover risk in Oracle Cloud Infrastructure Storage Gateway before version 1.4. A high-privileged attacker who can reach the Management Console over HTTP could compromise the gateway. Oracle states attacks may also significantly affect additional products.
Executive priority
Treat this as a high-priority remediation for any active Storage Gateway deployment. The business risk is full gateway takeover, with possible downstream impact beyond the gateway itself.
Technical view
CVE-2021-2320 affects Oracle Cloud Infrastructure Storage Gateway Management Console before 1.4. CVSS 3.1 is 9.1 with network attack vector, low complexity, high privileges required, no user interaction, changed scope, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is most likely where Oracle Cloud Infrastructure Storage Gateway prior to 1.4 is deployed and its Management Console is reachable over HTTP by privileged users or administrative network paths.
Exploitation context
The provided sources do not state active exploitation, and KEV status is false. The issue is still urgent because Oracle describes easy exploitation after high-privileged HTTP access and possible full gateway takeover.
Researcher notes
The available record does not name a CWE or provide root-cause detail. Focus validation on version, Management Console reachability over HTTP, privilege boundaries, and Oracle's advisory/support documentation.
Mitigation direction
- Update Oracle Cloud Infrastructure Storage Gateway to version 1.4 or later.
- Download the latest Storage Gateway version from Oracle's referenced download page.
- Review Oracle Support Document 2768897.1 for vendor-specific details.
- Prioritize deployments where the Management Console is reachable over HTTP.
Validation and detection
- Inventory all Oracle Cloud Infrastructure Storage Gateway deployments.
- Confirm each gateway is running version 1.4 or later.
- Identify Management Console HTTP exposure paths for each gateway.
- Review privileged access to the Management Console.
- Document any dependent products that could be impacted by gateway compromise.
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-2021-2320 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
- Critical
- CVSS
- 9.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A: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:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H2.36Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.oracle.com/security-alerts/cpuapr2021.htmlCVE 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.