PT-2026-26988
CVE-2019-25600
·
Published
2026-03-22
·
Updated
2026-03-22
Description by
CVSS 3.1
6.5
MediumMetricsAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions
UltraVNC Viewer version 1.2.2.4
Description
A denial of service issue exists where attackers can crash the application by supplying an oversized string to the VNC Server input field. By pasting a malicious string containing 256 repeated characters into the VNC Server field and clicking Connect, a buffer overflow is triggered, causing the viewer to crash.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Vendors
Affected products
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