Kaspersky Lab Ultravnc vulnerabilities

CVE-2019-8265 [CRITICAL] CWE-788 CVE-2019-8265: UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usa UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of SETPIXELS macro in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1208.

CVE-2019-8268 [CRITICAL] CWE-193 CVE-2019-8268: UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with imp UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with improper usage of ClientConnection::ReadString function, which can potentially result code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1207.

CVE-2019-8275 [CRITICAL] CWE-170 CVE-2019-8275: UltraVNC revision 1211 has multiple improper null termination vulnerabilities in VNC server code, wh 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.

CVE-2019-8274 [CRITICAL] CWE-122 CVE-2019-8274: UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file trans 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-2019-8271 [CRITICAL] CWE-122 CVE-2019-8271: UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file trans 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-2019-8273 [CRITICAL] CWE-122 CVE-2019-8273: UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file trans 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-2019-8272 [CRITICAL] CWE-193 CVE-2019-8272: UltraVNC revision 1211 has multiple off-by-one vulnerabilities in VNC server code, which can potenti 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-2019-8266 [CRITICAL] CWE-788 CVE-2019-8266: UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usa UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of ClientConnection::Copybuffer function in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. User interaction is required to trigger these vulnerabilities. These vulner

CVE-2019-8264 [CRITICAL] CWE-788 CVE-2019-8264: UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside Ultra2 decoder, w 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-2019-8280 [CRITICAL] CWE-788 CVE-2019-8280: UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside RAW decoder, whic UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside RAW decoder, which can potentially result code execution. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1204.

CVE-2019-8270 [HIGH] CWE-125 CVE-2019-8270: UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, 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-2019-8269 [HIGH] CWE-121 CVE-2019-8269: UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileT 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-2019-8267 [HIGH] CWE-125 CVE-2019-8267: UltraVNC revision 1207 has out-of-bounds read vulnerability in VNC client code inside TextChat modul 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-2019-8277 [HIGH] CWE-665 CVE-2019-8277: UltraVNC revision 1211 contains multiple memory leaks (CWE-665) in VNC server code, which allows an UltraVNC revision 1211 contains multiple memory leaks (CWE-665) in VNC server code, which allows an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appears to be exploitable via network connectivity. These vulnerabilities have

CVE-2019-8276 [HIGH] CWE-121 CVE-2019-8276: UltraVNC revision 1211 has a stack buffer overflow vulnerability in VNC server code inside file tran 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-2019-8263 [MEDIUM] CWE-121 CVE-2019-8263: UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowC UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowConnInfo routine, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. User interaction is required to trigger this vulnerability. This vulnerability has been fixed in revision 1206.