CVE-2022-0240

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.96% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 61.3% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-01-17 13:35Z4 YR AGO

Last updated

2024-08-02 23:18Z2 YR AGO

Reserved

2022-01-16

Assigning CNA

@huntrdev

Record state

PUBLISHED

Severity

Medium (CVSS 6.2)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

8b68b40c9319963b67735ff808001a387c4f1b7ef34beb04ec2a54b48f3253d3

• huntr.devhttps://huntr.dev/bounties/5857eced-aad9-417d-864e-0bdf17226cbbx_refsource_CONFIRM
• github.comhttps://github.com/mruby/mruby/commit/31fa3304049fc406a201a72293cce140f0557dcax_refsource_MISC