CVE-2019-8277

UltraVNC revision 1211 contains multiple memory-leak vulnerabilities (CWE-665) in the VNC server code that can allow an attacker to read stack memory and, with other vulnerabilities, bypass ASLR. The issues are exploitable via network connectivity and have been fixed in revision 1212. This CVE en...

CVE-2019-8276

UltraVNC vulnerability CVE-2019-8276 affects UltraVNC server code in the file transfer request handler (revision 1211). The issue is a stack-based buffer overflow that can cause Denial of Service over the network, with a fix in revision 1212. The connected Nessus/CheckPoint entries corroborate th...

CVE-2019-8266

CVE-2019-8266 affects UltraVNC revision 1207 where multiple out-of-bounds access vulnerabilities in the VNC client code (ClientConnection::Copybuffer) could lead to code execution. Exploitation is described as network‑based with user interaction required to trigger, and the issues were fixed in r...

CVE-2019-8271

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer handler, which can potentially result code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

CVE-2019-8280

CVE-2019-8280 affects UltraVNC revision 1203, where an out-of-bounds access vulnerability in the VNC client inside the RAW decoder can lead to code execution. The flaw is exploitable over the network and has been fixed in revision 1204. Public sources (NVD/NIST, CVE List, and related vendor advis...

CVE-2019-8267

UltraVNC revision 1207 has out-of-bounds read vulnerability in VNC client code inside TextChat module, which results in a denial of service DoS condition. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1208...

CVE-2019-8274

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer offer handler, which can potentially in result code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

CVE-2019-8264

UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside Ultra2 decoder, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1204...

CVE-2019-8272

UltraVNC revision 1211 has multiple off-by-one vulnerabilities in VNC server code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212...

CVE-2019-8273

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer request handler, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

CVE-2019-8269

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service DoS condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207...

CVE-2019-8270

UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, which results in a denial of service DoS condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1211...

CVE-2019-8276

UltraVNC revision 1211 has a stack buffer overflow vulnerability in VNC server code inside file transfer request handler, which can result in Denial of Service DoS. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

CVE-2019-8264

UltraVNC vulnerability CVE-2019-8264 is a memory-safe/out-of-bounds access issue in the VNC client of the Ultra2 decoder (revision 1203). It could allow remote code execution over the network and has a fix in revision 1204. Affected product: UltraVNC, Ultra2 decoder; the issue is tied to out-of-b...

CVE-2019-8267

UltraVNC revision 1207 has out-of-bounds read vulnerability in VNC client code inside TextChat module, which results in a denial of service DoS condition. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1208...

CVE-2019-8269

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service DoS condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207...

Heap overflow

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer handler, which can potentially result code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

Heap overflow

UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer request handler, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212...

Null pointer dereference

UltraVNC revision 1211 has multiple improper null termination vulnerabilities in VNC server code, which result in out-of-bound data being accessed by remote users. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212...

Stack overflow

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service DoS condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207...