Security readout for executives and security teams
Plain-English summary
CVE-2022-21564 affects Oracle WebLogic Server web services. An unauthenticated network attacker using T3 or IIOP can cause a partial denial of service. The known impact is availability degradation, not data theft or code execution, based on the provided sources.
Executive priority
Treat as a moderate operational-risk issue. It is not described as data compromise, but unauthenticated network-triggered service disruption can affect customer-facing or business-critical applications running on WebLogic.
Technical view
Affected WebLogic Server versions are 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0. The vulnerability is network exploitable, low complexity, requires no privileges or user interaction, and has CVSS 3.1 score 5.3 with availability-only impact.
Likely exposure
Exposure is most likely where affected WebLogic Server instances permit T3 or IIOP network access, especially from untrusted networks. Internal-only systems still matter if those protocols are reachable by compromised hosts.
Exploitation context
The bundle does not show CISA KEV listing or other evidence of active exploitation. The vendor description says exploitation is easy and unauthenticated over the network, but the documented outcome is partial denial of service.
Researcher notes
Focus validation on affected versions, protocol exposure, and patch status. The sources do not provide CWE mapping, exploit details, or product impacts beyond partial denial of service in Oracle WebLogic Server web services.
Mitigation direction
- Apply Oracle July 2022 CPU guidance for affected WebLogic Server versions.
- Restrict T3 and IIOP access to trusted networks only.
- Prioritize remediation for internet-reachable WebLogic Server instances.
- Monitor WebLogic availability during remediation and after patching.
Validation and detection
- Inventory WebLogic versions 12.2.1.3.0, 12.2.1.4.0, and 14.1.1.0.0.
- Identify whether T3 or IIOP is reachable from untrusted networks.
- Confirm Oracle CPU remediation status for each affected instance.
- Review availability monitoring for unexplained WebLogic service degradation.
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-2022-21564 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
- 5.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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:N/UI:N/S:U/C:N/I:N/A:L3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://www.oracle.com/security-alerts/cpujul2022.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.