What is the CVSS score of CVE-2020-11872?

CVE-2020-11872 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.7%.

Opentrace CVE-2020-11872

HIGH

Use of a Broken or Risky Cryptographic Algorithm (CWE-327)

2020-04-17 cve@mitre.org

Information Disclosure Opentrace

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Apr 17, 2020 - 05:15 nvd

HIGH 7.5

DescriptionNVD

The Cloud Functions subsystem in OpenTrace 1.0 might allow fabrication attacks by making billions of TempID requests before an AES-256-GCM key rotation occurs.

AnalysisAI

The Cloud Functions subsystem in OpenTrace 1.0 might allow fabrication attacks by making billions of TempID requests before an AES-256-GCM key rotation occurs. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-327. The Cloud Functions subsystem in OpenTrace 1.0 might allow fabrication attacks by making billions of TempID requests before an AES-256-GCM key rotation occurs. Affected products include: Bluetrace Opentrace.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.