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9.8
CVSSv3

CVE-2019-8261

Published: 05/03/2019 Updated: 28/06/2021
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

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.

Vulnerability Trend

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uvnc ultravnc

References

CWE-125https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-007-ultravnc-out-of-bound-read/https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdfhttps://www.us-cert.gov/ics/advisories/icsa-20-161-06https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdfhttps://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdfhttps://us-cert.cisa.gov/ics/advisories/icsa-21-131-11https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-23692CVE-2012-1823memory leakCVE-2024-0627CVE-2024-31402privilege escalationCVE-2024-36418remote code executionCVE-2024-27844
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