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CVE-2023-42126— G DATA Total Security GDBackupSvc Service Link Following Local Privilege Escalation Vulnerability

Quick assessment

Affected
G DATA Total Security
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.

G Data是德国G Data公司的一款防病毒软件。 G DATA Total Security存在安全漏洞。攻击者利用该漏洞提升权限并在 SYSTEM 环境中执行任意代码。

AI Predicted 7.8 Difficulty: Easy EPSS 0.42% · P34
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I. Basic Information for CVE-2023-42126

Vulnerability Information

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Vulnerability Title
G DATA Total Security GDBackupSvc Service Link Following Local Privilege Escalation Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
G DATA Total Security GDBackupSvc Service Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of G Data Total Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the GDBackupSvc service. By creating a symbolic link, an attacker can abuse the service to create a file with a permissive DACL. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-20694.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
G Data 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
G Data是德国G Data公司的一款防病毒软件。 G DATA Total Security存在安全漏洞。攻击者利用该漏洞提升权限并在 SYSTEM 环境中执行任意代码。
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
G DATA Total Security 25.5.14.95 -

II. Public POCs for CVE-2023-42126

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III. Intelligence Information for CVE-2023-42126

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Vendor Advisories for CVE-2023-42126 (1)

IV. Related Vulnerabilities

V. Comments for CVE-2023-42126

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