CVE-2019-8269

HIGH

UltraVNC < 1.2.2.3 - Denial of Service via FileTransfer Module Buffer Overflow

Title source: llm
STIX 2.1

Description

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207.

References (3)

Core 3
Core References
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
Third Party Advisory, US Government Resource x_refsource_misc
https://www.us-cert.gov/ics/advisories/icsa-20-161-06

Scores

CVSS v3 7.5
EPSS 0.0073
EPSS Percentile 72.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-121 CWE-787
Status published
Products (4)
siemens/sinumerik_access_mymachine\/p2p < 4.8
siemens/sinumerik_pcu_base_win10_software\/ipc < 14.00
siemens/sinumerik_pcu_base_win7_software\/ipc < 12.01
uvnc/ultravnc < 1.2.2.3
Published Mar 08, 2019
Tracked Since Feb 18, 2026