CVE-2022-1427 | BDVDB-2026-174705 Detail

mrubymruby/mruby

Description#

Out-of-bounds Read in mrb_obj_is_kind_of in in GitHub repository mruby/mruby prior to 3.2. # Impact: Possible arbitrary code execution if being exploited.

Impact#

Per CVSS v3.0: confidentiality impact none, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-125 Out-of-bounds Read

References#

Exploit#

No public exploit known

History#

Version 12022-04-22Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.

Published

Published: 2022-04-22
Last modified: 2024-08-03

Vendor information

Vendor: mruby
Product: mruby/mruby

All mruby vulnerabilities

Score

7.7 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 41.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 3.2
Fixed
3.2

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

7.7 High

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	High
Availability	High

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).