What is the CVSS score of CVE-2023-3431?

CVE-2023-3431 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:L/I:N/A:N. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2023-3431?

Yes, a public proof-of-concept exploit is available for CVE-2023-3431. Prioritise patching immediately. EPSS: 0.9%.

Is there a patch available for CVE-2023-3431?

Yes, a patch is available for CVE-2023-3431. Update the affected software to the latest version immediately.

Plantuml CVE-2023-3431

MEDIUM

Improper Access Control (CWE-284)

2023-06-27 security@huntr.dev

Authentication Bypass Plantuml Fedora

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:L/I:N/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:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Jun 27, 2023 - 15:15 nvd

MEDIUM 5.3

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

194 maven packages depend on net.sourceforge.plantuml:plantuml-mit (5 direct, 189 indirect)

Ecosystem-wide dependent count for version 1.2023.9.

DescriptionNVD

Improper Access Control in GitHub repository plantuml/plantuml prior to 1.2023.9.

AnalysisAI

Improper Access Control in GitHub repository plantuml/plantuml prior to 1.2023.9. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-284. Improper Access Control in GitHub repository plantuml/plantuml prior to 1.2023.9. Affected products include: Plantuml, Fedoraproject Fedora. Version information: prior to 1.2023.9..

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.