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Rewterz Threat Alert – Echobot Botnet Acquiring Unauthorized System Access
June 26, 2019
Rewterz Threat Advisory – CVE-2019-1620 – Cisco Data Center Network Manager Arbitrary File Upload and Remote Code Execution Vulnerability
June 27, 2019

Rewterz Threat Advisory – CVE 2019-12817 – Linux Kernel Local Privilege Escalation Vulnerability

June 26, 2019

Severity

Medium

Analysis Summary

arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another’s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.

Impact

Privilege escalation

Affected Vendors

Linux

Affected Products

  • Redhat Enterprise Linux 8
  • Linux kernel 4.17.7
  • Linux kernel 4.17.3
  • Linux kernel 4.17.2
  • Linux kernel 4.17.1
  • Linux kernel 4.17.4
  • Linux kernel 4.17.11
  • Linux kernel 4.17.10
  • Linux kernel 4.17-rc2
  • Linux kernel 4.17

Remediation

Currently there are no patches available for this vulnerability.

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    •     SIEM Gap Analysis
    •     SIEM Optimization
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    • Tabletop Exercise
    • Simulated Cyber Attack Exercises
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      • Hybrid SOC
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      • Managed Endpoint Detection and Response
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