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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.223 (97.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.224 · newest: 0.223 · change: -0.002
Affected products
- Linuxfoundation Harbor — versions 1.7.0, 1.7.1, 1.7.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/goharbor/harbor/commit/b6db8a8a106259ec9a2c48be8a380cb3b37cf517 (Patch, Third Party Advisory)
- github.com/goharbor/harbor/compare/v1.8.2...v1.9.0-rc1 (Patch, Third Party Advisory)
- unit42.paloaltonetworks.com/critical-vulnerability-in-harbor-enables-privilege-… (Third Party Advisory)
- github.com/goharbor/harbor/releases/tag/v1.8.3 (Third Party Advisory)
- github.com/goharbor/harbor/releases/tag/v1.7.6 (Third Party Advisory)
- www.vmware.com/security/advisories/VMSA-2019-0015.html (Third Party Advisory)
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.