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CVE-2019-3750

Quick assessment

Affected
Dell Dell Command Update (DCU)
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.

Dell Command Update是美国戴尔（Dell）公司的一款用于在Dell产品中自动更新驱动程序、BIOS和固件的工具。 Dell Command Update 3.1之前版本中存在安全漏洞。本地攻击者可通过创建符号链接利用该漏洞删除任意文件。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.32% · P22

Possible ATT&CK Techniques 1 AI

T1485 · Data Destruction
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I. Basic Information for CVE-2019-3750

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell Command Update versions prior to 3.1 contain an Arbitrary File Deletion Vulnerability. A local authenticated malicious user with low privileges potentially could exploit this vulnerability to delete arbitrary files by creating a symlink from the "Temp\IC\ICDebugLog.txt" to any targeted file. This issue occurs because of insecure handling of Temp directory permissions that were set incorrectly.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Dell Command Update 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell Command Update是美国戴尔（Dell）公司的一款用于在Dell产品中自动更新驱动程序、BIOS和固件的工具。 Dell Command Update 3.1之前版本中存在安全漏洞。本地攻击者可通过创建符号链接利用该漏洞删除任意文件。
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
Dell Dell Command Update (DCU) unspecified ~ 3.1 -

II. Public POCs for CVE-2019-3750

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III. Intelligence Information for CVE-2019-3750

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Other References for CVE-2019-3750 (1)

Same Patch Batch · Dell · 2019-12-03 · 3 CVEs total

CVE-2019-18574 Dell RSA Authentication Manager 跨站脚本漏洞
CVE-2019-3749 Dell Command Update 后置链接漏洞

IV. Related Vulnerabilities

Same product: Dell Command Update (DCU)
Same vendor: Dell
Same weakness: CWE-427

V. Comments for CVE-2019-3750

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