CVE-2019-8263

6.5MEDIUM

Key Information:

Vendor
Kaspersky
Status
Ultravnc
Vendor
CVE Published:
5 March 2019

Summary

UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowConnInfo routine, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. User interaction is required to trigger this vulnerability. This vulnerability has been fixed in revision 1206.

Affected Version(s)

UltraVNC 1.2.2.3

References

https://ics-cert.kaspersky.com/advisories/klcert-advisori...
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https://ics-cert.kaspersky.com/advisories/klcert-advisori...
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https://cert-portal.siemens.com/productcert/pdf/ssa-92709...
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EPSS Score

1% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.