Multiple Intel Processors Side Channel CVE-2019-11135 Information Disclosure Vulnerability

Risk

Low

Date Discovered

November 12, 2019

Description

Multiple Intel Processors are prone to a local information-disclosure vulnerability. A local attacker can leverage this issue to obtain sensitive information that may aid in further attacks.

Technologies Affected

  • Citrix Hypervisor 8.0
  • Citrix XenServer 7.0
  • Citrix XenServer 7.1 LTSR CU2
  • Citrix XenServer 7.6
  • FreeBSD FreeBSD
  • Intel 4th generation Core processors
  • Intel 5th generation Core processors
  • Intel 6th generation Core processors
  • Intel 7th generation Core processors
  • Intel 8th generation Core processors
  • Intel 9th Generation Core i5 Processors
  • Intel 9th Generation Core i7 Processors
  • Intel 9th Generation Core i9 Processors
  • Intel Atom Processor A Series
  • Intel Atom Processor C Series
  • Intel Atom Processor E3800 Series
  • Intel Atom Processor E3900 Series
  • Intel Atom Processor X Series
  • Intel Celeron Processor G Series
  • Intel Celeron Processor J Series
  • Intel Celeron Processor N Series
  • Intel Core X series Processors
  • Intel Microcode
  • Intel Mobile Communications Platforms
  • Intel Pentium Gold Processor Series
  • Intel Pentium Processor J Series
  • Intel Pentium Processor N Series
  • Intel Pentium Processor Silver Series
  • Intel Puma
  • Intel Xeon D Processor
  • Intel Xeon E Processor
  • Intel Xeon Processor E
  • Intel Xeon Processor E3 v4 Family
  • Intel Xeon Processor E3 v6 Family
  • Intel Xeon Processor E5 v4 Family
  • Intel Xeon Processor E7 v4 Family
  • Intel Xeon Scalable Processors
  • Intel Xeon W Processor
  • Microsoft Windows 10 Version 1607 for 32-bit Systems
  • Microsoft Windows 10 Version 1607 for x64-based Systems
  • Microsoft Windows 10 Version 1709 for ARM64-based Systems
  • Microsoft Windows 10 Version 1803 for 32-bit Systems
  • Microsoft Windows 10 Version 1803 for ARM64-based Systems
  • Microsoft Windows 10 Version 1803 for x64-based Systems
  • Microsoft Windows 10 Version 1809 for 32-bit Systems
  • Microsoft Windows 10 Version 1809 for ARM64-based Systems
  • Microsoft Windows 10 Version 1809 for x64-based Systems
  • Microsoft Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Windows 10 Version 1903 for x64-based Systems
  • Microsoft Windows 10 for 32-bit Systems
  • Microsoft Windows 10 for x64-based Systems
  • Microsoft Windows 10 version 1709 for 32-bit Systems
  • Microsoft Windows 10 version 1709 for x64-based Systems
  • Microsoft Windows 7 for 32-bit Systems SP1
  • Microsoft Windows 7 for x64-based Systems SP1
  • Microsoft Windows 8.1 for 32-bit Systems
  • Microsoft Windows 8.1 for x64-based Systems
  • Microsoft Windows RT 8.1
  • Microsoft Windows Server 1803
  • Microsoft Windows Server 1903
  • Microsoft Windows Server 2008 R2 for Itanium-based Systems SP2
  • Microsoft Windows Server 2008 R2 for x64-based Systems SP1
  • Microsoft Windows Server 2008 for 32-bit Systems SP2
  • Microsoft Windows Server 2008 for Itanium-based Systems SP2
  • Microsoft Windows Server 2008 for x64-based Systems SP2
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2019
  • Xen Xen 3.0.2
  • Xen Xen 3.0.3
  • Xen Xen 3.0.4
  • Xen Xen 3.1
  • Xen Xen 3.2
  • Xen Xen 3.3
  • Xen Xen 3.4
  • Xen Xen 4.0
  • Xen Xen 4.1
  • Xen Xen 4.10
  • Xen Xen 4.12.0
  • Xen Xen 4.2
  • Xen Xen 4.3
  • Xen Xen 4.4
  • Xen Xen 4.5
  • Xen Xen 4.7.0
  • Xen Xen 4.8
  • Xen Xen 4.9

Recommendations

Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
Ensure that only trusted users have local, interactive access to affected computers.

Updates are available. Please see the references or vendor advisory for more information.

References

Credits

The vendor reported this issue.


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