// For flags

CVE-2020-15866

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

mruby versiones hasta 2.1.2-rc presenta un desbordamiento de búfer en la región heap de la memoria en la función mrb_yield_with_class en el archivo vm.c, debido al manejo incorrecto de la pila de la VM. Puede ser activado por medio de la función stack_copy

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-07-21 CVE Reserved
  • 2020-07-21 CVE Published
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • 2024-12-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mruby
Search vendor "Mruby"
 Mruby
Search vendor "Mruby" for product "Mruby"
 <= 2.1.1
Search vendor "Mruby" for product "Mruby" and version " <= 2.1.1"
-
Affected
Mruby
Search vendor "Mruby"
 Mruby
Search vendor "Mruby" for product "Mruby"
 2.1.2
Search vendor "Mruby" for product "Mruby" and version "2.1.2"
rc
Affected
Debian
Search vendor "Debian"
 Debian Linux
Search vendor "Debian" for product "Debian Linux"
 9.0
Search vendor "Debian" for product "Debian Linux" and version "9.0"
-
Affected