Multiple vulnerabilities in Tuxera NTFS-3G



Published: 2022-06-08
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2022-30789
CVE-2021-46790
CWE-ID CWE-122
Exploitation vector Local
Public exploit N/A
Vulnerable software
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NTFS-3G
Universal components / Libraries / Libraries used by multiple products

Vendor Tuxera

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU64094

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-30789

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a local attacker to execute arbitrary code with escalated privileges.

The vulnerability exists due to a boundary error in the ntfs_check_log_client_array in NTFS-3G. A local attacker can mount a specially crafted NTFS image, trigger a heap-based buffer overflow and execute arbitrary code with escalated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

NTFS-3G: 1.0 - 2021.8.14


CPE2.3 External links

http://github.com/tuxera/ntfs-3g/security/advisories/GHSA-xchm-ph5h-hw4x
http://github.com/tuxera/ntfs-3g/releases
http://bugzilla.redhat.com/show_bug.cgi?id=2093348

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Heap-based buffer overflow

EUVDB-ID: #VU64092

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-46790

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in the ntfsck in NTFS-3G when processing specially crafted NTFS filesystem. A local user can mount a malicious NTFS filesystem, trigger a heap-based buffer overflow and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

NTFS-3G: 1.0 - 2021.8.14


CPE2.3 External links

http://github.com/tuxera/ntfs-3g/issues/16
http://www.openwall.com/lists/oss-security/2022/05/26/1
http://bugzilla.redhat.com/show_bug.cgi?id=2093358

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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