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Status published
Critical
CVE-2019-8258
UltraVNC revision 1198 has a heap buffer overflow vulnerability in...
Vulnerability Description
UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
More from UltraVNC
View All →CVE-2019-8262
UltraVNC revision 1203 has multiple heap buffer overflow vulnerabilities in...
Critical
9.8
CVE-2019-8261
UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC...
Critical
9.8
CVE-2019-8260
UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC...
Critical
9.8
CVE-2019-8259
UltraVNC revision 1198 contains multiple memory leaks (CWE-655) in VNC...
High
7.5
CVE-2018-15361
UltraVNC revision 1198 has a buffer underflow vulnerability in VNC...
Critical
9.8
Affected Vendor
UltraVNC
View all reports →Affected Software
UltraVNC
Vulnerable Versions:
1.2.2.3
Timeline
Official Publish:
March 5th, 2019
Last Modified:
September 16th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H