National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-8262 Detail

Current Description

UltraVNC revision 1203 has multiple heap buffer overflow vulnerabilities in VNC client code inside Ultra decoder, which results in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1204.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-008-ultravnc-heap-based-buffer-overflow/ Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer NIST  
CWE-122 Heap-based Buffer Overflow Kaspersky Labs  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
1.2.2.3


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-8262
NVD Published Date:
03/05/2019
NVD Last Modified:
10/09/2019