What is the CVSS score of CVE-2020-7781?

CVE-2020-7781 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.0%.

Is there a public PoC exploit available for CVE-2020-7781?

Yes, a public proof-of-concept exploit is available for CVE-2020-7781. Prioritise patching immediately. EPSS: 2.0%.

Is there a patch available for CVE-2020-7781?

Yes, a patch is available for CVE-2020-7781. Update the affected software to the latest version immediately.

Connection Tester CVE-2020-7781

CRITICAL

OS Command Injection (CWE-78)

2020-12-16 report@snyk.io

Command Injection Connection Tester

9.8

CVSS 3.1 · Vendor: snyk

Severity by source

Vendor (snyk) PRIMARY

9.8 CRITICAL

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

Primary rating from Vendor (snyk) · only source for this CVE.

CVSS VectorVendor: snyk

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 16, 2020 - 18:15 cve.org

CRITICAL 9.8

Blast Radius

ecosystem impact

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

8 npm packages depend on connection-tester (8 direct, 0 indirect)

Ecosystem-wide dependent count for version 0.2.1.

DescriptionCVE.org

This affects the package connection-tester before 0.2.1. The injection point is located in line 15 in index.js. The following PoC demonstrates the vulnerability:

AnalysisAI

This affects the package connection-tester before 0.2.1. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. This affects the package connection-tester before 0.2.1. The injection point is located in line 15 in index.js. The following PoC demonstrates the vulnerability: Affected products include: Connection-Tester Project Connection-Tester. Version information: before 0.2.1..

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.