Vulnerabilities (CVE)

Filtered by vendor Uvnc Subscribe
Filtered by product Ultravnc
Total 23 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2019-8258 2 Siemens, Uvnc 4 Sinumerik Access Mymachine\/p2p, Sinumerik Pcu Base Win10 Software\/ipc, Sinumerik Pcu Base Win7 Software\/ipc and 1 more 2023-12-10 7.5 HIGH 9.8 CRITICAL
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.
CVE-2019-8263 2 Siemens, Uvnc 4 Sinumerik Access Mymachine\/p2p, Sinumerik Pcu Base Win10 Software\/ipc, Sinumerik Pcu Base Win7 Software\/ipc and 1 more 2023-12-10 4.3 MEDIUM 6.5 MEDIUM
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.
CVE-2019-8259 2 Siemens, Uvnc 4 Sinumerik Access Mymachine\/p2p, Sinumerik Pcu Base Win10 Software\/ipc, Sinumerik Pcu Base Win7 Software\/ipc and 1 more 2023-12-10 5.0 MEDIUM 7.5 HIGH
UltraVNC revision 1198 contains multiple memory leaks (CWE-655) in VNC client code, which allow 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 been fixed in revision 1199.