CVE-2017-5731

edk2: Privilege escalation via processing of malformed files in TianoCompress.c

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Severity

Moderate

Red Hat Product Security

6.7

CVSS 3.0

Review impact separately from score.

Published · October 16, 2018

Updated · November 22, 2025

Description

Bounds checking in Tianocompress before November 7, 2017 may allow an authenticated user to potentially enable an escalation of privilege via local access.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 6.7
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-287 · Improper Authentication