CVE-2022-40512— Buffer over-read in WLAN Firmware.
Quick assessment
Affected
Qualcomm, Inc. Snapdragon
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 芯片 WLAN 模块存在安全漏洞，该漏洞源于在处理探测响应或信标时缓冲区过度读取，WLAN 固件中的瞬态 DOS。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-40512
Vulnerability Information
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Vulnerability Title
Buffer over-read in WLAN Firmware.
Source: CVE Program / CVE List V5
Vulnerability Description
Transient DOS in WLAN Firmware due to buffer over-read while processing probe response or beacon.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
缓冲区上溢读取
Source: CVE Program / CVE List V5
Vulnerability Title
Qualcomm 芯片缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 芯片 WLAN 模块存在安全漏洞，该漏洞源于在处理探测响应或信标时缓冲区过度读取，WLAN 固件中的瞬态 DOS。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Qualcomm, Inc. | Snapdragon | APQ8009 | - |
|
II. Public POCs for CVE-2022-40512
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2022-40512 (1)
Same Patch Batch · Qualcomm, Inc. · 2023-02-09 · 27 CVEs total
| CVE-2022-25729 | 9.8 CRITICAL | Improper Input Validation in MODEM |
| CVE-2022-33279 | 9.8 CRITICAL | Stack based buffer overflow in WLAN |
| CVE-2022-40514 | 9.8 CRITICAL | Buffer copy without checking size of input in WLAN Firmware |
| CVE-2022-33232 | 9.3 CRITICAL | Buffer copy without checking size of input in Hypervisor |
| CVE-2022-33277 | 8.4 HIGH | Buffer copy without checking size of input in modem |
| CVE-2022-33243 | 8.4 HIGH | Improper access control in Qualcomm IPC |
| CVE-2022-25728 | 8.2 HIGH | Buffer Over-read in MODEM |
| CVE-2022-25732 | 8.2 HIGH | Buffer Over-read in MODEM |
| CVE-2022-25738 | 8.2 HIGH | Buffer Over-read in MODEM |
| CVE-2022-33229 | 8.2 HIGH | Buffer over-read in Modem |
| CVE-2022-33271 | 8.2 HIGH | Buffer over-read in WLAN |
| CVE-2022-33233 | 7.8 HIGH | Configuration weakness in modem |
| CVE-2022-33248 | 7.8 HIGH | Integer overflow to buffer overflow in User Identity Module |
| CVE-2022-33306 | 7.5 HIGH | Buffer over-read in WLAN |
| CVE-2022-34145 | 7.5 HIGH | Buffer over-read in WLAN Host |
| CVE-2022-25735 | 7.5 HIGH | Null Pointer Dereference in MODEM |
| CVE-2022-25734 | 7.5 HIGH | Loop with Unreachable Exit Condition in MODEM |
| CVE-2022-25733 | 7.5 HIGH | Null Pointer Dereference in MODEM |
| CVE-2022-34146 | 7.5 HIGH | Improper input validation in WLAN Host |
| CVE-2022-40502 | 7.5 HIGH | Improper input validation in WLAN Host |
Showing top 20 of 27 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2022-40512
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