CVE-2020-11156

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

u'Buffer over-read issue in Bluetooth estack due to lack of check for invalid length of L2cap packet received from peer device.' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in QCA6390, QCN7605, QCS404, SA415M, SA515M, SC8180X, SDX55, SM8250

Un problema de lectura excesiva del búfer en la pila del Bluetooth debido a una falta de comprobación de la longitud no válida del paquete L2cap recibido desde el dispositivo peer en los productos Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking en versiones QCA6390, QCN7605, QCS404, SA415M, SA515M, SC8180X, SDX55, SM8250

*Credits: N/A

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-03-31 CVE Reserved
2020-11-02 CVE Published
2023-06-09 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation
CWE-125: Out-of-bounds Read

CAPEC

References (2)

URL	Tag	Source
https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin	Broken Link

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.qualcomm.com/company/product-security/bulletins/october-2020-security-bulletin	2021-07-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Qualcomm Search vendor "Qualcomm"	Qca6390 Firmware Search vendor "Qualcomm" for product "Qca6390 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qca6390 Search vendor "Qualcomm" for product "Qca6390"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Qcn7605 Firmware Search vendor "Qualcomm" for product "Qcn7605 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qcn7605 Search vendor "Qualcomm" for product "Qcn7605"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Qcs404 Firmware Search vendor "Qualcomm" for product "Qcs404 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qcs404 Search vendor "Qualcomm" for product "Qcs404"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Sa415m Firmware Search vendor "Qualcomm" for product "Sa415m Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Sa415m Search vendor "Qualcomm" for product "Sa415m"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Sa515m Firmware Search vendor "Qualcomm" for product "Sa515m Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Sa515m Search vendor "Qualcomm" for product "Sa515m"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Sc8180x Firmware Search vendor "Qualcomm" for product "Sc8180x Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Sc8180x Search vendor "Qualcomm" for product "Sc8180x"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Sdx55 Firmware Search vendor "Qualcomm" for product "Sdx55 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Sdx55 Search vendor "Qualcomm" for product "Sdx55"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Sm8250 Firmware Search vendor "Qualcomm" for product "Sm8250 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Sm8250 Search vendor "Qualcomm" for product "Sm8250"	-	-	Safe