Security readout for executives and security teams
Plain-English summary
CVE-2018-6304 is a remote denial-of-service issue in Gemalto Sentinel LDK RTE before version 7.65. A flaw in its custom XML parser can trigger a stack overflow and disrupt the runtime environment. Business impact depends on whether affected licensing runtime components are deployed on systems supporting critical applications.
Executive priority
Treat as a targeted availability risk. Prioritize remediation where Sentinel LDK RTE supports important business applications or is reachable across network boundaries. Broader urgency is limited by incomplete severity data and no cited active exploitation.
Technical view
The CVE describes a stack overflow in the custom XML parser used by Gemalto Sentinel LDK RTE versions before 7.65. The stated impact is remote denial of service. The public bundle does not provide CVSS, CWE, protocol details, affected platforms, or packet-level preconditions.
Likely exposure
Exposure is most likely where Sentinel LDK RTE before 7.65 is installed to support licensed software, especially if its service is reachable from untrusted networks. The sources do not identify specific downstream products or deployment patterns.
Exploitation context
The source bundle does not report active exploitation, and CISA KEV status is false. Public evidence supports remote denial of service only; it does not support claims of code execution, data theft, or privilege escalation.
Researcher notes
Evidence is sparse. The record names a stack overflow in a custom XML parser and remote denial of service, but lacks CVSS, CWE, attack vector details, authentication requirements, or affected downstream software. Avoid extrapolating beyond Sentinel LDK RTE before 7.65.
Mitigation direction
- Inventory systems running Gemalto Sentinel LDK RTE.
- Upgrade Sentinel LDK RTE to 7.65 or a vendor-supported later version.
- Consult Gemalto security updates and Siemens advisory for deployment-specific guidance.
- Restrict network reachability to affected runtime services where operationally feasible.
Validation and detection
- Confirm installed Sentinel LDK RTE versions on managed hosts.
- Identify systems running versions before 7.65.
- Check whether affected services are reachable from untrusted network segments.
- Review vendor advisories for product-specific exposure notes.
- Verify upgrade completion and service stability after remediation.
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-2018-6304 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
- 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://cert-portal.siemens.com/productcert/pdf/ssa-566773.pdfCVE reference · x_refsource_CONFIRM
- https://sentinel.gemalto.com/technical-support/security-updates-sm/CVE 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.