Vulnerability Monitor

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CVE-2018-19945

A vulnerability has been reported to affect earlier QNAP devices running QTS 4.3.4 to 4.3.6. Caused by improper limitations of a pathname to a restricted directory, this vulnerability allows for renaming arbitrary files on the target system, if exploited. QNAP have already fixed this vulnerability in the following versions: QTS 4.3.6.0895 build 20190328 (and later) QTS 4.3.4.0899 build 20190322 (and later) This issue does not affect QTS 4.4.x or QTS 4.5.x.

Published

2020-12-31T17:15:12.510

Last Modified

2024-11-21T03:58:51.720

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

7.8

Weaknesses
  • Type: Secondary
    CWE-20
    CWE-22
    CWE-73
    CWE-284
  • Type: Primary
    CWE-22
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System qnap qts < 4.3.4.0899 Yes
Operating System qnap qts < 4.3.6.0895 Yes
References