PT-2021-14248 · Sony · Sony Audio Usb Driver+1

Hogo Kumamaru · Published 2021-08-26 · Updated 2021-09-01 · CVE-2021-20793

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Sony Audio USB Driver versions 1.10 and prior HAP Music Transfer versions 1.3.0 and prior

Description: The issue allows an attacker to gain privileges and execute arbitrary code via a Trojan horse DLL in an unspecified directory. This is due to an untrusted search path vulnerability in the installer of the affected software.

Recommendations: For Sony Audio USB Driver versions 1.10 and prior, update to a version later than 1.10 to resolve the issue. For HAP Music Transfer versions 1.3.0 and prior, update to a version later than 1.3.0 to resolve the issue. As a temporary workaround, consider restricting access to the installer to minimize the risk of exploitation.

Fix

Uncontrolled Search Path Element

Weakness Enumeration

CWE-427

Related Identifiers

CVE-2021-20793

Affected Products

Hap Music Transfer

Sony Audio Usb Driver

References · 7

• https://sony.co.uk/electronics/support/software/00266758 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-20793 · Vendor Advisory
• https://sony.co.uk/electronics/support/software/00266642 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20793 · Security Note
• https://sony.co.uk/electronics/support/software/00266749 · Vendor Advisory
• https://t.me/cvenotify/20153 · Telegram Post
• https://jvn.jp/en/jp/JVN80288258/index.html · Note