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CVE-2023-42126

Published: May 3, 2024Updated: Aug 18, 2025 Sources: CVE List NVD BDUCWE-59
NVD MITRE
7.8CVSSHIGH
EPSS Score
0.4%
Top 68.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-59

Affected Products

Total SecurityG Data CyberDefense AG
On-prem
Security Products / siem-soar
Total SecurityG DATA
On-prem
Security Products / endpoint-av-edr
total securitygdata-software
On-prem
Security Products / endpoint-av-edr
g data cyberdefense agcommercialDESecurity Productsaka gdata cyberdefense ag
g datacommercialDESecurity Productsaka gdata
gdata-softwarecommercialSecurity Productsaka g data antivirus, totalprotection, total security

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://www.zerodayinitiative.com/advisories/ZDI-CAN-20694/
zerodayinitiative.com
https://vuldb.com/ru/?id.240971
vuldb.com
https://www.zerodayinitiative.com/advisories/ZDI-23-1493/
zerodayinitiative.com

Timeline

Published
May 3, 2024
Last Updated
Aug 18, 2025

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