Advisory Details

August 10th, 2020

Marvell QConvergeConsole GWTTestServiceImpl decryptFile Directory Traversal Remote Code Execution Vulnerability

ZDI-20-976
ZDI-CAN-10502

CVE ID CVE-2020-17389
CVSS SCORE 8.8, (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Marvell
AFFECTED PRODUCTS QConvergeConsole
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Marvell QConvergeConsole. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the decryptFile method of the GWTTestServiceImpl class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

ADDITIONAL DETAILS Marvell has issued an update to correct this vulnerability. More details can be found at:
https://www.marvell.com/content/dam/marvell/en/public-collateral/fibre-channel/marvell-fibre-channel-security-advisory-2020-07.pdf
DISCLOSURE TIMELINE
  • 2020-04-15 - Vulnerability reported to vendor
  • 2020-08-10 - Coordinated public release of advisory
CREDIT rgod
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