What is CVE-2017-12763?

CVE-2017-12763 is a high-severity vulnerability in Apple Mac OS X, classified under Incorrect Default Permissions. CVSS score: 8.8/10. Published 2017-08-29.

How severe is CVE-2017-12763?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Apple Mac OS X

CVE-2017-12763

An unspecified server utility in NoMachine before 5.3.10 on Mac OS X and Linux allows authenticated users to gain privileges by gaining access to local files.

Published 2017-08-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.039 (89.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

www.nomachine.com/SU08O00185 (Patch, Vendor Advisory)
www.nomachine.com/forums/topic/security-advisory-nomachine-privileges-escalatio… (Vendor Advisory)

Frequently asked questions

What is CVE-2017-12763?: CVE-2017-12763 is a high-severity vulnerability in Apple Mac OS X, classified under Incorrect Default Permissions. CVSS score: 8.8/10. Published 2017-08-29.
How severe is CVE-2017-12763?: High severity. CVSS v3 base score is 8.8 out of 10.