What is CVE-2017-16837?

CVE-2017-16837 is a high-severity vulnerability in Trusted Boot Project, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-11-16.

How severe is CVE-2017-16837?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2017-16837 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Trusted Boot Project

CVE-2017-16837

Certain function pointers in Trusted Boot (tboot) through 1.9.6 are not validated and can cause arbitrary code execution, which allows local users to overwrite dynamic PCRs of Trusted Platform Module (TPM) by hooking these function pointers.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.004 (34.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Trusted_boot_project Trusted_boot — versions 1.9.6
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2017-16837?: CVE-2017-16837 is a high-severity vulnerability in Trusted Boot Project, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2017-11-16.
How severe is CVE-2017-16837?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2017-16837 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.