How severe is CVE-2018-6305?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Gemalto Gemalto's Sentinel Ldk Rte

CVE-2018-6305

Denial of service in Gemalto's Sentinel LDK RTE version before 7.65

Published 2018-03-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (70.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Gemalto Gemalto's Sentinel Ldk Rte — versions before 7.65
Gemalto Sentinel Ldk Rte

References

cert-portal.siemens.com/productcert/pdf/ssa-566773.pdf
sentinel.gemalto.com/technical-support/security-updates-sm/ (Vendor Advisory)

Frequently asked questions

What is CVE-2018-6305?: CVE-2018-6305 is a high-severity vulnerability in Gemalto Gemalto's Sentinel Ldk Rte. CVSS score: 7.5/10. Published 2018-03-13.
How severe is CVE-2018-6305?: High severity. CVSS v3 base score is 7.5 out of 10.