CVE-2019-9742 - gdwfpcd.sys in G Data Total Security before 2019-02-22 allows an attacker to bypass ACLs because Interpreted Device Characteristics lacks FILE_DEVICE_SECURE_OPEN and therefore files and directories "inside" the \\.\gdwfpcd device are not properly protected, leading to unintended impersonation or object creation

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HIGH

gdwfpcd.sys in G Data Total Security before 2019-02-22 allows an attacker to bypass ACLs because Interpreted Device Characteristics lacks FILE_DEVICE_SECURE_OPEN and therefore files and directories "inside" the \\.\gdwfpcd device are not properly protected, leading to unintended impersonation or object creation

Published Mar 13, 2019

7.5

HIGH

CVSS 3.0

EPSS 1.38%

Description

gdwfpcd.sys in G Data Total Security before 2019-02-22 allows an attacker to bypass ACLs because Interpreted Device Characteristics lacks FILE_DEVICE_SECURE_OPEN and therefore files and directories "inside" the \\.\gdwfpcd device are not properly protected, leading to unintended impersonation or object creation.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.38% 0.01377

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.01377

Score over time

2021-2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (14 key points)

Flat stretches are collapsed. Showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	1.38% (0.01377)	71.12th	v5 (v2026.06.15)
Sep 20, 2026	1.38% (0.01377)	70.84th	v5 (v2026.06.15)
Jul 20, 2024	0.07% (0.00070)	31.09th	v3 (v2023.03.01)
May 3, 2024	0.07% (0.00070)	29.88th	v3 (v2023.03.01)
Mar 15, 2024	0.07% (0.00068)	27.67th	v3 (v2023.03.01)
Feb 8, 2024	0.06% (0.00061)	23.52th	v3 (v2023.03.01)
Mar 7, 2023	0.13% (0.00126)	45.52th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	4.50% (0.04499)	74.08th	v2 (v2022.01.01)
Feb 3, 2022	2.74% (0.02742)	63.06th	v1
Jan 6, 2022	2.74% (0.02742)	62.72th	v1
Jan 5, 2022	0.62% (0.00624)	46.35th	v5 (v2026.06.15)
Apr 14, 2021	0.62% (0.00624)	0.00th	v1

Weaknesses (1)

CWE-862

Missing Authorization

References (2)

https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-03-13-gdata-total-security-acl-bypass.md
x_refsource_MISCExploitThird Party Advisory
https://nafiez.github.io/security/bypass/2019/03/12/gdata-total-security-acl-bypass.html
x_refsource_MISCExploitThird Party Advisory

Link	Providers	Tags
https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2019-03-13-gdata-total-security-acl-bypass.md		x_refsource_MISCExploitThird Party Advisory
https://nafiez.github.io/security/bypass/2019/03/12/gdata-total-security-acl-bypass.html		x_refsource_MISCExploitThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 13, 2019

Updated Sep 17, 2024

Reserved Mar 13, 2019

Link CVE-2019-9742

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2019-9742

Red Hat

Severity n/a

Public date n/a

Links CVE-2019-9742