CVE-2022-40505

Buffer over-read in Modem

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

Information disclosure due to buffer over-read in Modem while parsing DNS hostname.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

Low

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-09-12 CVE Reserved
2023-05-02 CVE Published
2024-08-03 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read
CWE-126: Buffer Over-read

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.qualcomm.com/company/product-security/bulletins/may-2023-bulletin	2024-04-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Qualcomm Search vendor "Qualcomm"	9205 Lte Modem Firmware Search vendor "Qualcomm" for product "9205 Lte Modem Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	9205 Lte Modem Search vendor "Qualcomm" for product "9205 Lte Modem"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	9206 Lte Modem Firmware Search vendor "Qualcomm" for product "9206 Lte Modem Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	9206 Lte Modem Search vendor "Qualcomm" for product "9206 Lte Modem"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	9207 Lte Modem Firmware Search vendor "Qualcomm" for product "9207 Lte Modem Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	9207 Lte Modem Search vendor "Qualcomm" for product "9207 Lte Modem"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Mdm8207 Firmware Search vendor "Qualcomm" for product "Mdm8207 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Mdm8207 Search vendor "Qualcomm" for product "Mdm8207"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Qca4004 Firmware Search vendor "Qualcomm" for product "Qca4004 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qca4004 Search vendor "Qualcomm" for product "Qca4004"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Qca4010 Firmware Search vendor "Qualcomm" for product "Qca4010 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qca4010 Search vendor "Qualcomm" for product "Qca4010"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Qts110 Firmware Search vendor "Qualcomm" for product "Qts110 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Qts110 Search vendor "Qualcomm" for product "Qts110"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Snapdragon 1100 Wearable Platform Firmware Search vendor "Qualcomm" for product "Snapdragon 1100 Wearable Platform Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Snapdragon 1100 Wearable Platform Search vendor "Qualcomm" for product "Snapdragon 1100 Wearable Platform"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Snapdragon 1200 Wearable Platform Firmware Search vendor "Qualcomm" for product "Snapdragon 1200 Wearable Platform Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Snapdragon 1200 Wearable Platform Search vendor "Qualcomm" for product "Snapdragon 1200 Wearable Platform"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Snapdragon Wear 1300 Platform Firmware Search vendor "Qualcomm" for product "Snapdragon Wear 1300 Platform Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Snapdragon Wear 1300 Platform Search vendor "Qualcomm" for product "Snapdragon Wear 1300 Platform"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Snapdragon X5 Lte Modem Firmware Search vendor "Qualcomm" for product "Snapdragon X5 Lte Modem Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Snapdragon X5 Lte Modem Search vendor "Qualcomm" for product "Snapdragon X5 Lte Modem"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Wcd9306 Firmware Search vendor "Qualcomm" for product "Wcd9306 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Wcd9306 Search vendor "Qualcomm" for product "Wcd9306"	-	-	Safe
Qualcomm Search vendor "Qualcomm"	Wcd9330 Firmware Search vendor "Qualcomm" for product "Wcd9330 Firmware"	-	-	Affected	in	Qualcomm Search vendor "Qualcomm"	Wcd9330 Search vendor "Qualcomm" for product "Wcd9330"	-	-	Safe