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Amazon CVE-2019-3989

CRITICAL
OS Command Injection (CWE-78)
2019-12-11 vulnreport@tenable.com
Command Injection Amazon Blink Xt2 Sync Module Firmware
9.8
CVSS 3.1 · NVD
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Severity by source

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Lifecycle Timeline

1
CVE Published
Dec 11, 2019 - 23:15 nvd
CRITICAL 9.8

DescriptionNVD

Blink XT2 Sync Module firmware prior to 2.13.11 allows remote attackers to execute arbitrary commands on the device due to improperly sanitized input when retrieving internal network configuration data.

AnalysisAI

Blink XT2 Sync Module firmware prior to 2.13.11 allows remote attackers to execute arbitrary commands on the device due to improperly sanitized input when retrieving internal network configuration. Rated critical severity (CVSS 9.8), 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 OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. Blink XT2 Sync Module firmware prior to 2.13.11 allows remote attackers to execute arbitrary commands on the device due to improperly sanitized input when retrieving internal network configuration data. Affected products include: Amazon Blink Xt2 Sync Module Firmware. Version information: prior to 2.13.11.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.

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CVE-2019-3989 vulnerability details – vuln.today
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