CVE-2019-8260

CRITICO 9.8CVE-2019-8260 · Published 05/03/2019 · updated 17/06/2026

In breve

CVE-2019-8260 è una vulnerabilità CRITICO (CVSS 9.8) che riguarda ultravnc (uvnc).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 2.3%, superiore al 82.9% delle vulnerabilità.
Correzione: aggiornare a 1.2.2.3 o successiva.

Package	Affected versions	Patched versions
ultravnc uvnc	`< 1.2.2.3`	`1.2.2.3`

Description

UltraVNC revision 1199 has a out-of-bounds read vulnerability in VNC client RRE decoder code, caused by multiplication overflow. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1200.

References

cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-006-ultravnc-out-of-bound-read · Third Party Advisory
us-cert.cisa.gov/ics/advisories/icsa-21-131-11
us-cert.gov/ics/advisories/icsa-20-161-06

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Package

Affected versions

Patched versions

ultravnc

uvnc

< 1.2.2.3

1.2.2.3

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