CVE-2019-8277

Summary

CVECVE-2019-8277
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-03-08 23:29:00 UTC
Updated2021-06-28 13:15:00 UTC
DescriptionUltraVNC revision 1211 contains multiple memory leaks (CWE-665) in VNC server code, which allows an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212.

Risk And Classification

Problem Types: CWE-665

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Siemens Sinumerik Access Mymachine/p2p All All All All
Application Siemens Sinumerik Access Mymachine/p2p All All All All
Application Siemens Sinumerik Access Mymachine/p2p All All All All
Application Siemens Sinumerik Pcu Base Win10 Software/ipc All All All All
Application Siemens Sinumerik Pcu Base Win10 Software/ipc All All All All
Application Siemens Sinumerik Pcu Base Win10 Software/ipc All All All All
Application Siemens Sinumerik Pcu Base Win7 Software/ipc All All All All
Application Siemens Sinumerik Pcu Base Win7 Software/ipc All All All All
Application Uvnc Ultravnc All All All All
Application Uvnc Ultravnc All All All All

References

ReferenceSourceLinkTags
KLCERT-19-024: UltraVNC Improper Initialization | Kaspersky Lab ICS CERT CONFIRM ics-cert.kaspersky.com Third Party Advisory
cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf CONFIRM cert-portal.siemens.com Third Party Advisory
Siemens SIMATIC UltraVNC HMI WinCC Products | CISA MISC us-cert.cisa.gov
Siemens SINUMERIK | CISA MISC www.us-cert.gov Third Party Advisory, US Government Resource
cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf CONFIRM cert-portal.siemens.com
cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf CONFIRM cert-portal.siemens.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 590701 Siemens SINAMICS Medium Voltage Products Remote Access (Update B) Multiple Vulnerabilities (ICSA-21-131-04) (ssa-286838)
  • 590854 Schneider Electric TelevisGo Multiple Vulnerabilities (SEVD-2019-225-05)
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