Auth bypass in Linuxfoundation Harbor

CVE-2019-16097

core/api/user.go in Harbor 1.7.0 through 1.8.2 allows non-admin users to create admin accounts via the POST /api/users API, when Harbor is setup with DB as authentication backend and allow user to do self-registration. Fixed version: v1.7.6 v1.8.3. v.1.9.0. Workaround without applying the fix: configure Harbor to use non-DB authentication backend such as LDAP.

Vulnerability class: Broken Access Control

EPSS: 0.233 (97.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-16097?
CVE-2019-16097 is a medium-severity vulnerability in Linuxfoundation Harbor, classified under Missing Authorization. CVSS score: 6.5/10. Published 2019-09-08.
How severe is CVE-2019-16097?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-16097 known to be exploited?
42 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.