#VU64094 Heap-based buffer overflow in NTFS-3G - CVE-2022-30789

Vulnerability identifier: #VU64094

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-30789

CWE-ID: CWE-122

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
NTFS-3G
Universal components / Libraries / Libraries used by multiple products

Vendor: Tuxera

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

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

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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.