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CVE-2022-42463— Softbus_server in communication subsystem has a authenication bypass vulnerability in a callback handler function. Attackers can launch attacks on distributed networks by sending Bluetooth rfcomm packets to any remote device and executing arbitrary co ...

Quick assessment

Affected
OpenHarmony OpenHarmony
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.

OpenHarmony是中国OpenAtom Foundation基金会的一种鸿蒙操作系统的开源项目。 OpenHarmony v3.1.2及以前版本存在安全漏洞，该漏洞源于其通信子系统中Softbus_server的回调函数允许攻击者绕过身份认证实现向任何远程设备发送蓝牙rfcomm报文并执行任意命令来对分布式网络发起攻击。

CVSS 8.3 · High EPSS 0.30% · P22

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-42463

Vulnerability Information
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Vulnerability Title
Softbus_server in communication subsystem has a authenication bypass vulnerability in a callback handler function. Attackers can launch attacks on distributed networks by sending Bluetooth rfcomm packets to any remote device and executing arbitrary co ...
Source: CVE Program / CVE List V5
Vulnerability Description
OpenHarmony-v3.1.2 and prior versions have an authenication bypass vulnerability in a callback handler function of Softbus_server in communication subsystem. Attackers can launch attacks on distributed networks by sending Bluetooth rfcomm packets to any remote device and executing arbitrary commands.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
OpenHarmony 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenHarmony是中国OpenAtom Foundation基金会的一种鸿蒙操作系统的开源项目。 OpenHarmony v3.1.2及以前版本存在安全漏洞，该漏洞源于其通信子系统中Softbus_server的回调函数允许攻击者绕过身份认证实现向任何远程设备发送蓝牙rfcomm报文并执行任意命令来对分布式网络发起攻击。
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
OpenHarmony OpenHarmony OpenHarmony-v3.1.x-Release ~ 3.1.2 -

II. Public POCs for CVE-2022-42463

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III. Intelligence Information for CVE-2022-42463

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Other References for CVE-2022-42463 (1)

Same Patch Batch · OpenHarmony · 2022-10-14 · 4 CVEs total

CVE-2022-42488 8.4 HIGH Startup subsystem missed permission validation in param service. An malicious application
CVE-2022-42464 6.7 MEDIUM Kernel memory pool override in /dev/mmz_userdev device driver. The impact depends on the p
CVE-2022-41686 5.1 MEDIUM Out-of-bound memory read and write in /dev/mmz_userdev device driver. The impact depends o

IV. Related Vulnerabilities

Same product: OpenHarmony
Same vendor: OpenHarmony
Same weakness: CWE-287

V. Comments for CVE-2022-42463

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