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CVE-2019-8269

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 expl...

Published: Mar 9, 2019Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-121
NVD MITRE
7.5CVSSHIGH
EPSS Score
5.7%
Top 8.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-121CWE-787

Affected Products

ultravncuvnc
sinumerik access mymachine\/p2psiemens
On-prem
Enterprise Software / collaboration-groupware
sinumerik pcu base win10 software\/ipcsiemens
On-prem
Enterprise Software / collaboration-groupware
sinumerik pcu base win7 software\/ipcsiemens
On-prem
Enterprise Software / collaboration-groupware
UltraVNCKaspersky Lab
Mixed
Security Products / endpoint-av-edr
uvncaka ultravnc, pchelpwarev2, ultravnc launcher, winvnc
siemenscommercialDEEnterprise Softwareaka siemens ag
kaspersky labcommercialRUSecurity Productsaka kaspersky anti-virus, ultravnc, kaspersky internet security

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/html/ssa-927095.html
cert-portal.siemens.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-161-06.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-20-161-06
cisa.gov
and 9 more references View all →

Timeline

Published
Mar 9, 2019
Last Updated
Nov 21, 2024

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