CVE-2018-5258

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

0.85% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 55.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2018-01-17 17:00Z8 YR AGO

Last updated

2024-08-05 05:33Z2 YR AGO

Reserved

2018-01-07

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-295Improper Certificate ValidationBase

Data version

5.1

Document digest

0575f6102c09d2886ba0610f480f75b374edc733612c1e22c8b120178786d8ed

• gist.github.comhttps://gist.github.com/rlaneth/d2203c206d5d5acbdaf6069e78b1d07fx_refsource_MISC
• www.tecmundo.com.brhttps://www.tecmundo.com.br/seguranca/126192-banco-neon-falha-permite-hacker-acesse-conta-roube-dados-clientes.htmx_refsource_MISC
• radialle.comhttps://radialle.com/cve-2018-5258-writeup-aplicativo-do-banco-neon-para-ios-n%C3%A3o-valida-certificados-ssl-84bed0b0cecbx_refsource_MISC