PCHelpWareV2 1.0.0.5 contains a denial of service vulnerability that allows local attackers to crash the application by supplying a malformed image file. Attackers can trigger the vulnerability through the Create SC feature by selecting a crafted BMP file with an oversized buffer, causing the application to crash.

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Vendors Products
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Ultravnc Subscribe
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 24 Mar 2026 21:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:uvnc:pchelpwarev2:1.0.0.5:*:*:*:*:*:*:*

Tue, 24 Mar 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 23 Mar 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Uvnc pchelpwarev2
Vendors & Products Uvnc pchelpwarev2

Sat, 21 Mar 2026 13:00:00 +0000

Type Values Removed Values Added
Description PCHelpWareV2 1.0.0.5 contains a denial of service vulnerability that allows local attackers to crash the application by supplying a malformed image file. Attackers can trigger the vulnerability through the Create SC feature by selecting a crafted BMP file with an oversized buffer, causing the application to crash.
Title PCHelpWareV2 1.0.0.5 Denial of Service via SC Creation
First Time appeared Uvnc
Uvnc ultravnc
Weaknesses CWE-226
CPEs cpe:2.3:a:uvnc:ultravnc:1.0.0.5:*:*:*:*:*:*:*
Vendors & Products Uvnc
Uvnc ultravnc
References
Metrics cvssV3_1

{'score': 6.2, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-23T20:13:05.084Z

Reserved: 2026-03-21T12:31:50.768Z

Link: CVE-2019-25563

cve-icon Vulnrichment

Updated: 2026-03-23T20:12:56.891Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-21T13:16:19.513

Modified: 2026-03-24T20:47:37.127

Link: CVE-2019-25563

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-23T09:49:17Z

Weaknesses