IBM Spectrum Protect Plus cleanupUpdateImage Arbitrary Directory Deletion Vulnerability

March 31st, 2020
ZDI-20-343 ZDI-CAN-9949

CVE ID

CVE-2020-4214

CVSS Score

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

Affected Vendors

IBM

Affected Products

Spectrum Protect Plus

Vulnerability Details

This vulnerability allows remote attackers to delete arbitrary directories on affected installations of IBM Spectrum Protect Plus. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the Administrative Console Framework service. 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 delete directories in the context of root.

Additional Details

IBM has issued an update to correct this vulnerability. More details can be found at:
https://www.ibm.com/support/pages/node/6114130

Disclosure Timeline

  • 2019-12-12 - Vulnerability reported to vendor
  • 2020-03-31 - Coordinated public release of advisory

Credit

KPC of Trend Micro Zero Day Initiative

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