CVE-2019-8266
Description
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 vulnerabilities have been fixed in revision 1208.
Risk Information
Base Score
9.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
1.255
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Multiple Vulnerabilities are affected in UltraVNC (MSI) (x64) 1.2.2.2 | Windows |
| Multiple Vulnerabilities are affected in UltraVNC (MSI) 1.2.2.2 | Windows |
| Multiple Vulnerabilities are affected in UltraVNC (x64) 1.2.2.2 | Windows |
| Multiple Vulnerabilities are affected in UltraVNC (x86) 1.2.2.2 | Windows |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-349101 | UltraVNC (x64) (1.6.4.0) |
| PATCH-349100 | UltraVNC (1.6.4.0) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234