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CVE-2021-1957

Quick assessment

Affected
Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
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，该漏洞源于蓝牙中存在不正确访问控制。当 ACL 链接加密失败且 ACL 链接在与配对设备重新连接期间未断开连接时，访问控制不当。

CVSS 6.5 · Medium EPSS 0.15% · P5

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-1957

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Access Control when ACL link encryption is failed and ACL link is not disconnected during reconnection with paired device in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
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，该漏洞源于蓝牙中存在不正确访问控制。当 ACL 链接加密失败且 ACL 链接在与配对设备重新连接期间未断开连接时，访问控制不当。
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 Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music APQ8017, QCA6174A, QCA6390, QCA6391, QCA6421, QCA6426, QCA6431, QCA6436, QCA6574AU, QCA6696, QCM6125, QCS610, QCS6125, QRB5165, Qualcomm215, SA6145P, SA6150P, SA6155P, SA8145P, SA8150P, SA8155P, SA8195P, SD855, SD865 5G, SD870, SDX55, SDX55M, SDXR2 5G, WC -

II. Public POCs for CVE-2021-1957

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III. Intelligence Information for CVE-2021-1957

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Other References for CVE-2021-1957 (1)

Same Patch Batch · Qualcomm, Inc. · 2021-09-09 · 20 CVEs total

CVE-2021-1933 9.8 CRITICAL Qualcomm 芯片 输入验证错误漏洞
CVE-2021-1946 9.8 CRITICAL Qualcomm 芯片 代码问题漏洞
CVE-2021-30294 8.4 HIGH Qualcomm 芯片 代码问题漏洞
CVE-2021-30290 8.4 HIGH Qualcomm 芯片 代码问题漏洞
CVE-2021-30295 8.4 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1934 8.4 HIGH Qualcomm 芯片 资源管理错误漏洞
CVE-2021-1952 7.8 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1974 7.5 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1971 7.5 HIGH Qualcomm 芯片 处理逻辑错误漏洞
CVE-2021-1941 7.5 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1948 7.5 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1909 7.3 HIGH Qualcomm 芯片 缓冲区错误漏洞
CVE-2021-1935 7.1 HIGH Qualcomm 芯片 代码问题漏洞
CVE-2021-1958 6.7 MEDIUM Qualcomm 芯片资源管理错误漏洞
CVE-2021-1961 6.7 MEDIUM Qualcomm 芯片缓冲区错误漏洞
CVE-2021-1962 6.7 MEDIUM Qualcomm 芯片安全漏洞
CVE-2021-1963 6.7 MEDIUM Qualcomm 芯片 资源管理错误漏洞
CVE-2021-1956 6.5 MEDIUM Qualcomm 芯片 安全漏洞
CVE-2021-1960 6.5 MEDIUM Qualcomm 芯片输入验证错误漏洞

IV. Related Vulnerabilities

Same vendor: Qualcomm, Inc.

V. Comments for CVE-2021-1957

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