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CVE-2023-29080— Privilege escalation in InstallShield

Quick assessment

Affected
Revenera InstallShield
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.

Revenera InstallShield（Flexera InstallShield）是Revenera公司的一个开发包。用于构建 Windows 安装程序和 MSIX 软件包。 Revenera InstallShield 2022 R2版本和2021 R2版本存在安全漏洞，该漏洞源于可写文件夹权限配置不当引发DLL劫持。

AI Predicted 7.8 Difficulty: Easy EPSS 0.17% · P6
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I. Basic Information for CVE-2023-29080

Vulnerability Information
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Vulnerability Title
Privilege escalation in InstallShield
Source: CVE Program / CVE List V5
Vulnerability Description
Potential privilege escalation vulnerability in Revenera InstallShield versions 2022 R2 and 2021 R2 due to adding InstallScript custom action to a Basic MSI or InstallScript MSI project extracting few binaries to a predefined writable folder during installation time. The standard user account has write access to these files and folders, hence replacing them during installation time can lead to a DLL hijacking vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对外部实体的文件或目录可访问
Source: CVE Program / CVE List V5
Vulnerability Title
Revenera InstallShield 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Revenera InstallShield（Flexera InstallShield）是Revenera公司的一个开发包。用于构建 Windows 安装程序和 MSIX 软件包。 Revenera InstallShield 2022 R2版本和2021 R2版本存在安全漏洞，该漏洞源于可写文件夹权限配置不当引发DLL劫持。
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
Revenera InstallShield 2022 R2 ~ 2022 R2 (28.0.0.763) -

II. Public POCs for CVE-2023-29080

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III. Intelligence Information for CVE-2023-29080

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Vendor Pages for CVE-2023-29080 (1)

IV. Related Vulnerabilities

Same product: InstallShield
Same vendor: Revenera
Same weakness: CWE-552

V. Comments for CVE-2023-29080

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