CVE-2024-11857— Realtek Bluetooth HCI Adaptor - Privilege Escalation
Quick assessment
Affected
Realtek Bluetooth HCI Adaptor
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.
Realtek Bluetooth HCI Adaptor是中国瑞昱半导体（Realtek）公司的一个蓝牙驱动程序。 Realtek Bluetooth HCI Adaptor存在后置链接漏洞，该漏洞源于链接跟随问题，可能导致任意文件删除和权限提升。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-11857
Vulnerability Information
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Vulnerability Title
Realtek Bluetooth HCI Adaptor - Privilege Escalation
Source: CVE Program / CVE List V5
Vulnerability Description
Bluetooth HCI Adaptor from Realtek has a Link Following vulnerability. Local attackers with regular privileges can create a symbolic link with the same name as a specific file, causing the product to delete arbitrary files pointed to by the link. Subsequently, attackers can leverage arbitrary file deletion to privilege escalation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
Realtek Bluetooth HCI Adaptor 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Realtek Bluetooth HCI Adaptor是中国瑞昱半导体（Realtek）公司的一个蓝牙驱动程序。 Realtek Bluetooth HCI Adaptor存在后置链接漏洞，该漏洞源于链接跟随问题，可能导致任意文件删除和权限提升。
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 |
|---|---|---|---|---|
| Realtek | Bluetooth HCI Adaptor | 0 ~ 1.1.73.1 | - |
|
II. Public POCs for CVE-2024-11857
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2024-11857
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