CVE-2021-20793

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Untrusted search path vulnerability in the installer of Sony Audio USB Driver V1.10 and prior and the installer of HAP Music Transfer Ver.1.3.0 and prior allows an attacker to gain privileges and execute arbitrary code via a Trojan horse DLL in an unspecified directory.

Una vulnerabilidad de ruta de búsqueda no confiable en el instalador de Sony Audio USB Driver versiones V1.10 y anteriores y en el instalador de HAP Music Transfer versión Ver.1.3.0 y anteriores, permite a un atacante alcanzar privilegios y ejecutar código arbitrario por medio de una DLL de tipo caballo de Troya en un directorio no especificado.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-17 CVE Reserved
2021-08-26 CVE Published
2024-08-01 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-427: Uncontrolled Search Path Element

CAPEC

References (4)

URL	Tag	Source
https://jvn.jp/en/jp/JVN80288258/index.html	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.sony.co.uk/electronics/support/software/00266642	2021-09-01
https://www.sony.co.uk/electronics/support/software/00266749	2021-09-01
https://www.sony.co.uk/electronics/support/software/00266758	2021-09-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Sony Search vendor "Sony"		Audio Usb Driver Search vendor "Sony" for product "Audio Usb Driver"				<= 1.10 Search vendor "Sony" for product "Audio Usb Driver" and version " <= 1.10"		-		Affected
Sony Search vendor "Sony"		Hap Music Transfer Search vendor "Sony" for product "Hap Music Transfer"				<= 1.3.0 Search vendor "Sony" for product "Hap Music Transfer" and version " <= 1.3.0"		-		Affected