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CVE-2019-8261

CRITICAL

9.8

CVSS Severity Score

EPSS Score0.1170%

EPSS Percentile20.53th

Published2019年3月5日

Last Modified2024年11月21日

Vulnerability Description

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

Affected Platforms (CPE)

📦

Uvnc

Ultravnc

< 1.2.2.3

References & Advisories

🔗 https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf

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

🔗 https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf

🔗 https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/

🔗 https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11

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

🔗 https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf

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

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CVE-2019-8261 Detail & Impact Analysis | CVSS 9.8 (CRITICAL) | Cyber-Sec.Space | Cyber-Sec.Space