CVE Vulnerability

CVE-2019-8270

UltraVNC revision 1210 has out-of-bounds read vulnerability in VNC client code inside Ultra decoder, which results in a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1211.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-017-ultravnc-out-of-bounds-read/ Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
https://www.us-cert.gov/ics/advisories/icsa-20-161-06
Configurations

Configuration 1

cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:*
Information

Published : 2019-03-08 11:29

Updated : 2020-06-12 09:15

NVD link : CVE-2019-8270

Mitre link : CVE-2019-8270

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read