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CVE-2019-8266

Published: Mar 9, 2019

Modified: Sep 16, 2024

PUBLISHED

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.

Vendor	Product	Versions
Kaspersky Lab	UltraVNC	affected `1.2.2.3`

Weaknesses (CWE)

References

https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-013-ultravnc-access-of-memory-location-after-end-of-buffer/

x_refsource_MISC

https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf

x_refsource_CONFIRM

https://www.us-cert.gov/ics/advisories/icsa-20-161-06

x_refsource_MISC

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