What is the CVSS score of CVE-2020-28002?

CVE-2020-28002 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 1.1%.

Is there a public PoC exploit available for CVE-2020-28002?

Yes, a public proof-of-concept exploit is available for CVE-2020-28002. Prioritise patching immediately. EPSS: 1.1%.

Sonarqube CVE-2020-28002

MEDIUM

Improper Authentication (CWE-287)

2020-11-02 cve@mitre.org

Authentication Bypass Sonarqube

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Nov 02, 2020 - 21:15 nvd

MEDIUM 5.3

DescriptionNVD

In SonarQube 8.4.2.36762, an external attacker can achieve authentication bypass through SonarScanner. With an empty value for the -D sonar.login option, anonymous authentication is forced. This allows creating and overwriting public and private projects via the /api/ce/submit endpoint.

AnalysisAI

In SonarQube 8.4.2.36762, an external attacker can achieve authentication bypass through SonarScanner. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. In SonarQube 8.4.2.36762, an external attacker can achieve authentication bypass through SonarScanner. With an empty value for the -D sonar.login option, anonymous authentication is forced. This allows creating and overwriting public and private projects via the /api/ce/submit endpoint. Affected products include: Sonarsource Sonarqube.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.