CVE-2018-5258
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote...
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote attackers to spoof servers and obtain sensitive information via a crafted certificate.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
CVE-2018-5258- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
CVE-2018-5258- Updated
- 2026-11-02
EUVDEUVD-2018-17040 No score
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
EUVD-2018-17040- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-24jx-jxxh-qrw7
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote...
The Neon app 1.6.14 iOS does not verify X.509 certificates from SSL servers, which allows remote attackers to spoof servers and obtain sensitive information via a crafted certificate.
- Record
GHSA-24jx-jxxh-qrw7- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-5258 is a medium vulnerability (CVSS 5.9) in Banconeon Neon, published January 17, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. No source names a fixed version.
References
gist.github.com/rlaneth/d2203c206d5d5acbdaf6069e78b1d07f
tecmundo.com.br/seguranca/126192-banco-neon-falha-permite-hacker-acesse-conta-roube-dados-clientes.htm
radialle.com/cve-2018-5258-writeup-aplicativo-do-banco-neon-para-ios-n%C3%A3o-valida-certificados-ssl-84bed0b0cecb
nvd.nist.gov/vuln/detail/CVE-2018-5258
github.com/advisories/GHSA-24jx-jxxh-qrw7