Security readout for executives and security teams
Plain-English summary
CVE-2012-1094 is an unintended exposure issue in JBoss AS 7 before 7.1.1 when used with mod_cluster. Because the components interpret the default hostname differently, an exclusion list can fail to protect the root context, making content reachable that operators expected to hide.
Executive priority
Treat this as a moderate legacy-platform exposure issue. It is not documented as actively exploited in the provided sources, but internet-facing affected deployments can unintentionally expose content that teams believed was blocked.
Technical view
JBoss AS 7 prior to 7.1.1 and mod_cluster can mismatch the excluded-contexts list because they handle the default hostname differently. The documented impact is exposure of the root context. The public bundle does not provide CVSS, CWE, detailed attack prerequisites, or proof of exploitation.
Likely exposure
Exposure is most likely in legacy environments still running JBoss AS 7 before 7.1.1 with mod_cluster and relying on excluded-contexts to suppress the root context.
Exploitation context
The provided sources do not show KEV listing, active exploitation, public exploit activity, or detailed exploitation mechanics. Risk depends on whether the affected stack is internet-facing or reachable by untrusted network users.
Researcher notes
Evidence is sparse: the bundle identifies the affected version range and root-context exposure condition, but omits CVSS, CWE, configuration examples, and exploit status. Validate product version, mod_cluster presence, and the actual reachability of the root context.
Mitigation direction
- Upgrade affected JBoss AS 7 deployments to 7.1.1 or a supported successor.
- Review Red Hat guidance for CVE-2012-1094 before changing production configuration.
- Verify mod_cluster excluded-contexts behavior for the root context.
- Restrict external access to legacy JBoss/mod_cluster front ends where possible.
Validation and detection
- Inventory systems running JBoss AS 7 before 7.1.1.
- Confirm whether mod_cluster is deployed with those systems.
- Check whether excluded-contexts is used to hide the root context.
- Test from an untrusted network perspective whether the root context is reachable.
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
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CVE-2012-1094 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-1094CVE reference · x_refsource_MISC
- https://access.redhat.com/security/cve/cve-2012-1094CVE 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.