Vulnerability in Keylime
CVE-2026-1709
A flaw was found in Keylime. The Keylime registrar, since version 7.12.0, does not enforce client-side Transport Layer Security (TLS) authentication. This authentication bypass vulnerability allows unauthenticated clients with network access to perform administrative operations, including listing agents, retrieving public Trusted Platform Module (TPM) data, and deleting agents, by connecting without presenting a client certificate.
EPSS: 0.054 (92.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.4 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H.
Affected products
- Keylime
- Red Hat Enterprise Linux 10 — versions 0:7.12.1-11.el10_1.4
- Red Hat Enterprise Linux 10.0 Extended Update Support — versions 0:7.12.1-2.el10_0.5
- Red Hat Enterprise Linux 9 — versions 0:7.12.1-11.el9_7.4
- Redhat Enterprise_linux — versions 9.0, 10.0
- Redhat Enterprise_linux_eus — versions 10.0
- Redhat Enterprise_linux_for_arm_64 — versions 9.0_aarch64, 10.0_aarch64
- Redhat Enterprise_linux_for_arm_64_eus — versions 10.0_aarch64
- Redhat Enterprise_linux_for_ibm_z_systems — versions 9.0_s390x, 10.0_s390x
- Redhat Enterprise_linux_for_ibm_z_systems_eus — versions 10.0_s390x
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Third Party Advisory, Issue Tracking)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Frequently asked questions
- What is CVE-2026-1709?
- CVE-2026-1709 is a critical-severity vulnerability in Keylime, classified under Key Exchange without Entity Authentication. CVSS score: 9.4/10. Published 2026-02-06.
- How severe is CVE-2026-1709?
- Critical severity. CVSS v3 base score is 9.4 out of 10.