CVE-2019-8266
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductUvnc Ultravnc
PublishedMar 8, 2019
First seenMar 8, 2019
Weakness typeCWE-788CWE-788
How to fix
Update
- uvnc ultravnc1.2.2.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| uvnc ultravnc | v < 1.2.2.3 | 1.2.2.3 |
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