What is CVE-2020-27156?

CVE-2020-27156 is a critical-severity vulnerability in Veritas Aptare, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2020-10-15.

How severe is CVE-2020-27156?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Veritas Aptare

CVE-2020-27156

Veritas APTARE versions prior to 10.5 did not perform adequate authorization checks. This vulnerability could allow for remote code execution by an unauthenticated user.

Vulnerability class: Broken Access Control

Published 2020-10-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.022 (81.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Veritas Aptare

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

www.veritas.com/content/support/en_US/security/VTS20-006 (Vendor Advisory)

Frequently asked questions

What is CVE-2020-27156?: CVE-2020-27156 is a critical-severity vulnerability in Veritas Aptare, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2020-10-15.
How severe is CVE-2020-27156?: Critical severity. CVSS v3 base score is 9.8 out of 10.