CVE-2019-25564

MEDIUM 5.5

PCHelpWareV2 1.0.0.5 Denial of Service via Group Field

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

2th

PCHelpWareV2 1.0.0.5 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the Group field. Attackers can paste a buffer overflow payload into the Group property field and click Ok to trigger an application crash.

CWE	CWE-787
Vendor	uvnc
Product	pchelpwarev2
Published	Mar 21, 2026
Last Updated	Mar 24, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Uvnc / PCHelpWareV2

1.0.0.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/46709 uvnc.com: https://www.uvnc.com/home.html uvnc.eu: http://www.uvnc.eu/download/pchw2/PCHelpWareV2.msi vulncheck.com: https://www.vulncheck.com/advisories/pchelpwarev2-denial-of-service-via-group-field

Credits

Alejandra Sánchez