What is CVE-2018-1000028?

CVE-2018-1000028 is a high-severity vulnerability in Linux Kernel, classified under Improper Privilege Management. CVSS score: 7.4/10. Published 2018-02-09.

How severe is CVE-2018-1000028?

High severity. CVSS v3 base score is 7.4 out of 10.

Privilege escalation in Linux Kernel

CVE-2018-1000028

Linux kernel version after commit bdcf0a423ea1 - 4.15-rc4+, 4.14.8+, 4.9.76+, 4.4.111+ contains a Incorrect Access Control vulnerability in NFS server (nfsd) that can result in remote users reading or writing files they should not be able to via NFS. This attack appear to be exploitable via NFS server must export a filesystem with the "rootsquash" options enabled. This vulnerability appears to have been fixed in after commit 1995266727fa.

Vulnerability class: Privilege Escalation

EPSS: 0.014 (69.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Linux Linux_kernel — versions 4.15
N/a — versions n/a

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2018-1000028?: CVE-2018-1000028 is a high-severity vulnerability in Linux Kernel, classified under Improper Privilege Management. CVSS score: 7.4/10. Published 2018-02-09.
How severe is CVE-2018-1000028?: High severity. CVSS v3 base score is 7.4 out of 10.