Vulnerability in G Data Cyberdefense Ag Security Client

CVE-2025-0543

Local privilege escalation in G DATA Security Client due to incorrect assignment of privileges to directories. This vulnerability allows a local, unprivileged attacker to escalate privileges on affected installations by placing an arbitrary executable in a globally writable directory resulting in execution by the SetupSVC.exe service in the context of SYSTEM.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (3.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-0543: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-0543?
CVE-2025-0543 is a high-severity vulnerability in G Data Cyberdefense Ag Security Client, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2025-01-25.
How severe is CVE-2025-0543?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-0543 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.