Security readout for executives and security teams
Plain-English summary
This flaw can let a remote attacker access Enterprise Java Beans that should be protected by role-based authorization. The issue is business-relevant where legacy Red Hat JBoss EAP 6 systems still expose EJB services, because access controls may not be enforced as expected.
Executive priority
Prioritize remediation if any legacy JBoss EAP 6 system still supports business-critical EJB services or is reachable by untrusted networks. For retired, isolated, or non-EJB deployments, treat as a targeted legacy cleanup item.
Technical view
JBoss EAP failed to correctly invoke required authorization modules for role-based EJB access. As a result, JACC permissions may not be applied, creating an authorization bypass mapped to CWE-280. The CVSS 3.1 score is 5.3, network-accessible, low attack complexity, no privileges, and confidentiality impact only.
Likely exposure
Exposure is most likely in legacy Red Hat JBoss Enterprise Application Platform 6 deployments, especially affected EAP 6 packages for RHEL 5 listed in the source bundle. Systems without EJB remote access or without affected package versions are less likely to be exposed.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. The vulnerability is remotely reachable and requires no privileges or user interaction per CVSS, but the documented impact is limited to unauthorized EJB access and low confidentiality impact.
Researcher notes
The source bundle identifies authorization-module bypass and missing JACC permission application, but does not include exploit details or exact fixed package versions. Use Red Hat’s CVE page and RHSA advisories as authoritative references for package-level status.
Mitigation direction
- Inventory JBoss EAP 6 deployments and affected EAP 6 package versions.
- Apply applicable Red Hat RHSA-2012:1591, RHSA-2012:1592, or RHSA-2012:1594 guidance.
- Restrict remote EJB access to trusted networks until vendor updates are confirmed.
- Review sensitive EJBs using role-based authorization and JACC permissions.
- Monitor authorization logs for unexpected EJB access attempts.
Validation and detection
- Compare installed EAP 6 package versions with Red Hat CVE and errata records.
- Confirm exposed remote EJB endpoints are not reachable from untrusted networks.
- Test that unauthorized principals are denied access to protected EJBs.
- Verify change records show relevant Red Hat advisories were applied.
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-280: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2012-4550 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:L/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:N/UI:N/S:U/C:L/I:N/A:N3.91.4redhatVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- Source timelineredhat
Made public.
- Source timelineredhat
Reported to Red Hat.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- RHSA-2012:1591CVE reference, redhat · vendor-advisory, x_refsource_REDHAT
- RHSA-2012:1592CVE reference, redhat · vendor-advisory, x_refsource_REDHAT
- RHSA-2012:1594CVE reference, redhat · vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2012-4550CVE reference, redhat · vdb-entry, x_refsource_REDHAT
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.
Improper Handling of Insufficient Permissions or Privileges
Improper Handling of Insufficient Permissions or Privileges represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.