CVE-2023-43551— Improper Authentication in Multi-Mode Call Processor
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 芯片存在安全漏洞，该漏洞源于执行 LTE 网络连接时发生加密问题，恶意基站可以跳过身份验证阶段并立即发送安全模式命令。
Possible ATT&CK Techniques 1 AI
T1557 · Adversary-in-the-Middle
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I. Basic Information for CVE-2023-43551
Vulnerability Information
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Vulnerability Title
Improper Authentication in Multi-Mode Call Processor
Source: CVE Program / CVE List V5
Vulnerability Description
Cryptographic issue while performing attach with a LTE network, a rogue base station can skip the authentication phase and immediately send the Security Mode Command.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Qualcomm 芯片 安全漏洞
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 芯片存在安全漏洞，该漏洞源于执行 LTE 网络连接时发生加密问题，恶意基站可以跳过身份验证阶段并立即发送安全模式命令。
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)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Qualcomm, Inc. | Snapdragon | 315 5G IoT Modem | - |
|
II. Public POCs for CVE-2023-43551
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-43551 (1)
Same Patch Batch · Qualcomm, Inc. · 2024-06-03 · 12 CVEs total
| CVE-2023-43538 | 9.3 CRITICAL | Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in TZ Secure OS |
| CVE-2023-43556 | 9.3 CRITICAL | Buffer Copy Without Checking Size of Input in Hypervisor |
| CVE-2024-23360 | 8.4 HIGH | Improper Access Control in Graphics Windows |
| CVE-2023-43555 | 8.2 HIGH | Buffer Over-read in Video |
| CVE-2023-43542 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in Trusted Execution Environment |
| CVE-2024-23363 | 7.5 HIGH | Buffer Over-read in WLAN Firmware |
| CVE-2023-43543 | 6.7 MEDIUM | Use After Free in Audio |
| CVE-2023-43544 | 6.7 MEDIUM | Use After Free in Audio |
| CVE-2023-43545 | 6.7 MEDIUM | Integer Overflow or Wraparound in WLAN HOST |
| CVE-2023-43537 | 6.5 MEDIUM | Buffer Over-read in WLAN Host |
| CVE-2024-21478 | 6.2 MEDIUM | NULL Pointer Dereference in Graphics |
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V. Comments for CVE-2023-43551
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