CVE-2018-19949criticalunder attackransomwareCWE-20CWE-77CWE-78

CVE-2018-19949: critical vulnerability in QNAP Systems Inc. QTS

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70Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA.

ssvc Actcvss 9.8epss 30%
from disclosure to weapon
Published on NVDOct 28
CISA KEV+573d
Action required by CISAfederal deadline: 2022-06-14

Apply updates per vendor instructions.

In short

A command injection vulnerability in QNAP QTS allows remote attackers to execute arbitrary commands on affected systems without authentication, potentially compromising the entire device.

Technical detail

CWE-20/77/78 command injection vulnerability in QNAP QTS enables unauthenticated remote code execution through improper input validation and shell command construction. Attack vector is network-based with no user interaction required (CVSS 9.8). Successful exploitation grants attacker full system command execution privileges.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

If exploited, this command injection vulnerability could allow remote attackers to run arbitrary commands. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
QNAP Systems Inc. · QTS
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