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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2019-25600

UltraVNC Viewer 1.2.2.4 Denial of Service via Buffer Overflow

Description

UltraVNC Viewer 1.2.2.4 contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized string to the VNC Server input field. Attackers can paste a malicious string containing 256 repeated characters into the VNC Server field and click Connect to trigger a buffer overflow that crashes the viewer.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Uvnc UltraVNC Viewer

  • 1.2.2.4affected

References