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Vulnerable Software

Vulnerability Details CVE-2020-15866

mruby through 2.1.2-rc has a heap-based buffer overflow in the mrb_yield_with_class function in vm.c because of incorrect VM stack handling. It can be triggered via the stack_copy function.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.5%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Products affected by CVE-2020-15866
  • Mruby » Mruby » Version: N/A
    cpe:2.3:a:mruby:mruby:-
  • Mruby » Mruby » Version: 1.0.0
    cpe:2.3:a:mruby:mruby:1.0.0
  • Mruby » Mruby » Version: 1.1.0
    cpe:2.3:a:mruby:mruby:1.1.0
  • Mruby » Mruby » Version: 1.2.0
    cpe:2.3:a:mruby:mruby:1.2.0
  • Mruby » Mruby » Version: 1.3.0
    cpe:2.3:a:mruby:mruby:1.3.0
  • Mruby » Mruby » Version: 1.4.0
    cpe:2.3:a:mruby:mruby:1.4.0
  • Mruby » Mruby » Version: 1.4.1
    cpe:2.3:a:mruby:mruby:1.4.1
  • Mruby » Mruby » Version: 2.0.0
    cpe:2.3:a:mruby:mruby:2.0.0
  • Mruby » Mruby » Version: 2.0.1
    cpe:2.3:a:mruby:mruby:2.0.1
  • Mruby » Mruby » Version: 2.1.0
    cpe:2.3:a:mruby:mruby:2.1.0
  • Mruby » Mruby » Version: 2.1.1
    cpe:2.3:a:mruby:mruby:2.1.1
  • Mruby » Mruby » Version: 2.1.2
    cpe:2.3:a:mruby:mruby:2.1.2
  • Debian » Debian Linux » Version: 9.0
    cpe:2.3:o:debian:debian_linux:9.0


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