CVE-2015-3400

sharenfs 0.6.4, when built with commits bcdd594 and 7d08880 from the zfs repository, provides...

4.3 Medium

sharenfs 0.6.4, when built with commits bcdd594 and 7d08880 from the zfs repository, provides world readable access to the shared zfs file system, which might allow remote authenticated users to obtain sensitive information by reading shared files.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

1.65%Up 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2015-3400
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 3.5 LowAV:N/AC:M/Au:S/C:P/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

CVE List No score

Record: CVE-2015-3400
Updated: 2026-11-02

EUVDEUVD-2015-3444 No score

Record: EUVD-2015-3444
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4f2p-w3qr-8m77 4.3

sharenfs 0.6.4, when built with commits bcdd594 and 7d08880 from the zfs repository, provides...

Record: GHSA-4f2p-w3qr-8m77
CVSS 3.0: 4.3 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-200
Updated: 2026-11-02

Affected products

zfsonlinux zfs

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2015-3400 is a medium vulnerability (CVSS 4.3) in Zfsonlinux Zfs, published October 18, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.65%, the 76th percentile. No source names a fixed version.