Improper Null Termination Vulnerability in UltraVNC by UltraVNC
CVE-2019-8275

9.8CRITICAL

Key Information:

Vendor

Kaspersky
Status
Ultravnc
Vendor
CVE Published:
8 March 2019

What is CVE-2019-8275?

UltraVNC revision 1211 contains multiple improper null termination vulnerabilities within the VNC server code, allowing unauthorized remote users to access out-of-bound data. This exploit can be executed through network connectivity, posing significant security risks. Users should update to revision 1212 to mitigate these vulnerabilities.

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Deploy the Patch

Affected Version(s)

UltraVNC 1.2.2.3

References

https://ics-cert.kaspersky.com/advisories/klcert-advisori...
x_refsource_MISC
https://cert-portal.siemens.com/productcert/pdf/ssa-92709...
x_refsource_CONFIRM
https://www.us-cert.gov/ics/advisories/icsa-20-161-06
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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