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CVE-2023-28140— Executable Hijacking

Quick assessment

Affected
Qualys Cloud Agent
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.

Qualys Cloud Agent是美国Qualys公司的一个轻量级应用程序。用于实时、全球可见性和响应的单一代理。 Qualys Cloud Agent 4.5.3.1之前版本存在安全漏洞，该漏洞源于允许攻击者加载依赖项链接库 （DLL） 的恶意副本。

CVSS 6.7 · Medium EPSS 0.22% · P13

Possible ATT&CK Techniques 1 AI

T1574.001 · DLL
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I. Basic Information for CVE-2023-28140

Vulnerability Information
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Vulnerability Title
Executable Hijacking
Source: CVE Program / CVE List V5
Vulnerability Description
An Executable Hijacking condition exists in the Qualys Cloud Agent for Windows platform in versions before 4.5.3.1. Attackers may load a malicious copy of a Dependency Link Library (DLL) via a local attack vector instead of the DLL that the application was expecting, when processes are running with escalated privileges. This vulnerability is bounded only to the time of uninstallation and can only be exploited locally. At the time of this disclosure, versions before 4.0 are classified as End of Life.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
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
Qualys Cloud Agent 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualys Cloud Agent是美国Qualys公司的一个轻量级应用程序。用于实时、全球可见性和响应的单一代理。 Qualys Cloud Agent 4.5.3.1之前版本存在安全漏洞，该漏洞源于允许攻击者加载依赖项链接库 （DLL） 的恶意副本。
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
Qualys Cloud Agent 3.1.3.34 ~ 4.5.3.1 -

II. Public POCs for CVE-2023-28140

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III. Intelligence Information for CVE-2023-28140

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Other References for CVE-2023-28140 (1)

Same Patch Batch · Qualys · 2023-04-18 · 4 CVEs total

CVE-2023-28143 6.7 MEDIUM Local Privilege Escalation
CVE-2023-28142 6.7 MEDIUM Race Condition
CVE-2023-28141 6.7 MEDIUM NTFS Junction

IV. Related Vulnerabilities

Same product: Cloud Agent
Same vendor: Qualys
Same weakness: CWE-427

V. Comments for CVE-2023-28140

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