CVE-2019-8268

Description

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.

Risk Information

Base Score
9.8
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
1.404

Associated Vulnerability

VulnerabilityOS Platform
Multiple Vulnerabilities are affected in UltraVNC (MSI) (x64) 1.2.2.2Windows
Multiple Vulnerabilities are affected in UltraVNC (MSI) 1.2.2.2Windows
Multiple Vulnerabilities are affected in UltraVNC (x64) 1.2.2.2Windows
Multiple Vulnerabilities are affected in UltraVNC (x86) 1.2.2.2Windows

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-349101UltraVNC (x64) (1.6.4.0)
PATCH-349100UltraVNC (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