CVE-2021-33289

ntfs-3g: Heap buffer overflow triggered by a specially crafted MFT section

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In NTFS-3G versions < 2021.8.22, when a specially crafted MFT section is supplied in an NTFS image a heap buffer overflow can occur and allow for code execution.

En NTFS-3G versiones anteriores a 2021.8.22, cuando se suministra una sección MFT especialmente manipulada en una imagen NTFS, puede producirse un desbordamiento del búfer de la pila y permitir la ejecución de código

The ntfs3g package is susceptible to a heap overflow on crafted input. When processing the MFT, proper bounds checking was not enforced leading to this software flaw. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-05-20 CVE Reserved
2021-09-07 CVE Published
2023-06-27 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

CAPEC

References (10)

URL	Tag	Source
http://www.openwall.com/lists/oss-security/2021/08/30/1	Mailing List
https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://ntfs-3g.com	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI	2023-11-07
https://security.gentoo.org/glsa/202301-01	2023-11-07
https://www.debian.org/security/2021/dsa-4971	2023-11-07
https://access.redhat.com/security/cve/CVE-2021-33289	2022-05-10
https://bugzilla.redhat.com/show_bug.cgi?id=2001616	2022-05-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Tuxera Search vendor "Tuxera"		Ntfs-3g Search vendor "Tuxera" for product "Ntfs-3g"				< 2021.8.22 Search vendor "Tuxera" for product "Ntfs-3g" and version " < 2021.8.22"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected