CVE-2022-0631

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

0.92% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 60.0% of scored records. A rank, not a probability.

NVD base score

9.8 (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:H/I:H/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

2022-02-18 13:55Z4 YR AGO

Last updated

2024-08-02 23:32Z2 YR AGO

Reserved

2022-02-16

Assigning CNA

@huntrdev

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

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

Weaknesses

• CWE-122Heap-based Buffer OverflowVariant

Data version

5.1

Document digest

e4e1b4c1998cc653a9f14f137ca86ca4b583df028dec45765fab9ce41642c211

• huntr.devhttps://huntr.dev/bounties/9bdc49ca-6697-4adc-a785-081e1961bf40x_refsource_CONFIRM
• github.comhttps://github.com/mruby/mruby/commit/47068ae07a5fa3aa9a1879cdfe98a9ce0f339299x_refsource_MISC