CVE-2017-9527

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

0.97% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 59.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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

2017-06-11 17:00Z9 YR AGO

Last updated

2024-08-05 17:11Z2 YR AGO

Reserved

2017-06-11

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

cfb9b902db8e1ee3b936a539a21b7d3b32b5de7cfadafd2e234f4cd7bdce4621

• github.comhttps://github.com/mruby/mruby/issues/3486x_refsource_CONFIRM
• github.comhttps://github.com/mruby/mruby/commit/5c114c91d4ff31859fcd84cf8bf349b737b90d99x_refsource_CONFIRM
• lists.debian.org[debian-lts-announce] 20220506 [SECURITY] [DLA 2996-1] mruby security updatehttps://lists.debian.org/debian-lts-announce/2022/05/msg00006.htmlmailing-listx_refsource_MLIST