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CVE-2021-35269

Published: 7 September 2021

NTFS-3G versions < 2021.8.22, when a specially crafted NTFS attribute from the MFT is setup in the function ntfs_attr_setup_flag, a heap buffer overflow can occur allowing for code execution and escalation of privileges.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
ntfs-3g
Launchpad, Ubuntu, Debian
upstream Needs triage

bionic
Released (1:2017.3.23-2ubuntu0.18.04.3)
focal
Released (1:2017.3.23AR.3-3ubuntu1.1)
hirsute
Released (1:2017.3.23AR.3-3ubuntu4.1)
impish
Released (1:2017.3.23AR.3-3ubuntu5)
jammy
Released (1:2017.3.23AR.3-3ubuntu5)
trusty
Released (1:2013.1.13AR.1-2ubuntu2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
xenial
Released (1:2015.3.14AR.1-1ubuntu0.3+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H