Out-of-Bounds Read Vulnerability in UltraVNC by UltraVNC Team
CVE-2019-8267

7.5HIGH

Key Information:

Vendor

Kaspersky
Status
Ultravnc
Vendor
CVE Published:
8 March 2019

What is CVE-2019-8267?

UltraVNC revision 1207 contains an out-of-bounds read vulnerability within the VNC client code, specifically in the TextChat module. This issue can lead to a denial of service (DoS) condition, potentially exploitable over network connections. Users are encouraged to upgrade to revision 1208, where this vulnerability has been addressed, to mitigate the risk of exploitation.

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:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.