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CVE-2021-33287

Publication date 7 September 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

In NTFS-3G versions < 2021.8.22, when specially crafted NTFS attributes are read in the function ntfs_attr_pread_i, a heap buffer overflow can occur and allow for writing to arbitrary memory or denial of service of the application.

Status

Package Ubuntu Release Status
ntfs-3g 22.04 LTS jammy
Fixed 1:2017.3.23AR.3-3ubuntu5
21.10 impish
Fixed 1:2017.3.23AR.3-3ubuntu5
21.04 hirsute
Fixed 1:2017.3.23AR.3-3ubuntu4.1
20.04 LTS focal
Fixed 1:2017.3.23AR.3-3ubuntu1.1
18.04 LTS bionic
Fixed 1:2017.3.23-2ubuntu0.18.04.3
16.04 LTS xenial
14.04 LTS trusty

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Severity score breakdown

Parameter Value
Base score 7.8 · High
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