How severe is CVE-2018-11728?

CVE-2018-11728 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-11728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11728?

CVE-2018-11728 affects Libfsntfs Project Libfsntfs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-11728?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-11728 published?

CVE-2018-11728 was published on 2018-06-19 and last updated on 2026-06-17.

CVE-2018-11728

CVE-2018-11728 is a medium-severity vulnerability in Libfsntfs Project Libfsntfs with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 1.9
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Libfsntfs Project Libfsntfs
Published: 2018-06-19
Last modified: 2026-06-17

Description

The libfsntfs_reparse_point_values_read_data function in libfsntfs_reparse_point_values.c in libfsntfs through 2018-04-20 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted ntfs file. NOTE: the vendor has disputed this as described in libyal/libfsntfs issue 8 on GitHub

Frequently asked questions

What is CVE-2018-11728?: The libfsntfs_reparse_point_values_read_data function in libfsntfs_reparse_point_values.c in libfsntfs through 2018-04-20 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted ntfs file. NOTE: the vendor has disputed this as described in libyal/libfsntfs issue 8 on GitHub
How severe is CVE-2018-11728?: CVE-2018-11728 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-11728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11728?: CVE-2018-11728 affects Libfsntfs Project Libfsntfs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-11728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-11728 published?: CVE-2018-11728 was published on 2018-06-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libfsntfs_project:libfsntfs:*:*:*:*:*:*:*:*

More vulnerabilities in Libfsntfs Project Libfsntfs

CVE-2018-11731 — Medium (CVSS 5.5): The libfsntfs_mft_entry_read_attributes function in libfsntfs_mft_entry.c in libfsntfs through 2018-04-20 allows remote…
CVE-2018-11730 — Medium (CVSS 5.5): The libfsntfs_security_descriptor_values_free function in libfsntfs_security_descriptor_values.c in libfsntfs through…
CVE-2018-11729 — Medium (CVSS 5.5): The libfsntfs_mft_entry_read_header function in libfsntfs_mft_entry.c in libfsntfs through 2018-04-20 allows remote…
CVE-2018-11727 — Medium (CVSS 5.5): The libfsntfs_attribute_read_from_mft function in libfsntfs_attribute.c in libfsntfs through 2018-04-20 allows remote…

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