Published:2019/06/21  Last Updated:2019/06/26

JVN#13555032
Multiple vulnerabilities in VAIO Update

Overview

VAIO Update contains multiple vulnerabilities.

Products Affected

  • VAIO Update 7.3.0.03150 and earlier

Description

VAIO Update provided by Sony Corporation contains multiple vulnerabilities listed below.

  • Improper authorization process (CWE-285) - CVE-2019-5981
    CVSS v3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Base Score: 7.8
    CVSS v2 AV:N/AC:M/Au:N/C:P/I:P/A:P Base Score: 6.8
  • Improper verification of download file (CWE-669) - CVE-2019-5982
    CVSS v3 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Base Score: 8.1
    CVSS v2 AV:N/AC:H/Au:N/C:P/I:P/A:P Base Score: 5.1
    This analysis assumes a man-in-the-middle attack being conducted by an attacker that places a malicious wireless LAN access point.

Impact

  • An attacker may execute arbitrarily executable files with administrative privilege. - CVE-2019-5981
  • A successful man-in-the-middle attack may result in a specially crafted file prepared by an attacker being downloaded and executed. - CVE-2019-5982

Solution

Update the Software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
Sony Corporation Vulnerable 2019/06/21 Sony Corporation website

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Credit

Device Security reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2019-5981
CVE-2019-5982
JVN iPedia JVNDB-2019-000040

Update History

2019/06/26
CVSS v3 Score for CVE-2019-5982 was corrected.