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Harbor CVE-2019-16097

MEDIUM
Missing Authorization (CWE-862)
2019-09-08 cve@mitre.org
6.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A remote attacker could access resources or perform actions without proper authorization checks by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 23.3% exploitation probability (EPSS)

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AnalysisAI

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. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. This Missing Authorization vulnerability could allow attackers to access resources or perform actions without proper authorization checks.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.

Affected Packages

go github.com/goharbor/harbor fix: 1.9.0-rc1

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in go

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. 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. Affected products include: Linuxfoundation Harbor. Version information: through 1.8.2.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
23.3%
Top 2% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 23.3%
Patch available Yes
Active threat Yes
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

75
Low Medium High Critical
KEV: 0
EPSS: +23
CVSS: +32
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:linuxfoundation:harbor:1.7.0:-:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.0:rc2:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.1:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.2:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.3:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.4:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.7.5:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.0:-:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.0:rc1:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.2:-:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.2:rc1:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.8.2:rc2:*:*:*:*:*:*
cpe:2.3:a:linuxfoundation:harbor:1.9.0:rc1:*:*:*:*:*:*

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