SB2020080513 - Multiple vulnerabilities in SoftPerfect RAM Disk



SB2020080513 - Multiple vulnerabilities in SoftPerfect RAM Disk

Published: August 5, 2020

Security Bulletin ID SB2020080513
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-13522)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the "spvve.sys" driver. A local user can send a specially crafted I/O request packet (IRP) and delete any file on the filesystem. 


2) Information disclosure (CVE-ID: CVE-2020-13523)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in "spvve.sys" driver. A local user can send a specially crafted I/O request packet (IRP) and gain unauthorized access to sensitive information on the system.


Remediation

Install update from vendor's website.