CVE-2019-8258

CRITICAL

9.8

Description

UltraVNC revision 1198 has a heap buffer overflow vulnerability in VNC client code which results code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/5/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

siemens:sinumerik_access_mymachine\/p2psiemens:sinumerik_pcu_base_win10_software\/ipcsiemens:sinumerik_pcu_base_win7_software\/ipcuvnc:ultravnc

Weaknesses (CWE)

CWE-122CWE-787

References

https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf(vulnerability@kaspersky.com)

https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-004-ultravnc-heap-based-buffer-overflow/(vulnerability@kaspersky.com)

https://www.us-cert.gov/ics/advisories/icsa-20-161-06(vulnerability@kaspersky.com)

https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-004-ultravnc-heap-based-buffer-overflow/(af854a3a-2127-422b-91ae-364da2661108)

https://www.us-cert.gov/ics/advisories/icsa-20-161-06(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.