CVE-2020-6840

Description

In mruby 2.1.0, there is a use-after-free in hash_slice in mrbgems/mruby-hash-ext/src/hash-ext.c.

CVSS Version 3.1

nvd

CVE ID: CVE-2020-6840
Base Score: 9.8
Base Severity: CRITICAL
Vector String:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9

CVSS Version 2.0

nvd

CVE ID: CVE-2020-6840
Base Score: 7.5
Base Severity: HIGH
Vector String:AV:N/AC:L/Au:N/C:P/I:P/A:P

Refrence: NVD