CVE Vulnerability

CVE-2020-36401

mruby 2.1.2 has a double free in mrb_default_allocf (called from mrb_free and obj_free).

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801 Exploit Issue Tracking
https://github.com/mruby/mruby/commit/97319697c8f9f6ff27b32589947e1918e3015503 Patch Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mruby/OSV-2020-744.yaml Third Party Advisory
Configurations

Configuration 1
Information

Published : 2021-07-01 03:15

Updated : 2021-07-06 09:11

NVD link : CVE-2020-36401

Mitre link : CVE-2020-36401

Products Affected
No products.
CWE
CWE-415