Trending
CVE-2018-4227

CVE detail

CVE-2018-4227

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the "Mail" component. It allows remote attackers to read the cleartext content of S/MIME encrypted messages via direct exfiltration.

CVSS 7.5 · HighBuzz score 11.9

Buzz score

Why this CVE is surfacing

Buzz score total 11.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 6.9 · diversity 5.0 · KEV 0.0 · OTX 0.0 · PoC 0.0

Mention score

6.9

1 evidence mentions in the snapshot

Diversity score

5.0

1 sources across 1 categories

KEV score

0.0

No KEV entry observed

OTX score

0.0

0 OTX pulses

PoC score

0.0

0 repos · best confidence N/A

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 0; within the 30d window
Peak daily: 0; highest bucket

Evidence

Source links by recency

Newest mentions first

1 source links · newest first

Apple Patches Dozens of Flaws in macOS, iOS, SafariSecurityWeek
Apple has released a set of updates to address dozens of vulnerabilities in products including macOS, iOS, Safari, tvOS, watchOS, and iTunes and iCloud applications for Windows.
newswww.securityweek.comJun 4, 2018, 8:00 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars

No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence

CVE-2022-32857
This issue was addressed by using HTTPS when sending information over the network. This issue is fixed in macOS Monterey 12.5, macOS Big Sur 11.6.8, Security Update 2022-005 Catal…
CVSS 4.3 · Medium
CVE-2017-7078
An issue was discovered in certain Apple products. iOS before 11 is affected. macOS before 10.13 is affected. The issue involves the "Mail Drafts" component. It allows remote atta…
CVSS 5.3 · Medium
CVE-2026-30795
Cleartext Transmission of Sensitive Information vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Heartbeat sync loop module…
CVSS 8.7 · High
3 mentions
CVE-2024-44276
This issue was addressed by using HTTPS when sending information over the network. This issue is fixed in iOS 18.2 and iPadOS 18.2. A user in a privileged network position may be…
CVSS 7.3 · High
CVE-2020-3841
The issue was addressed with improved UI handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, Safari 13.0.5. A local user may unknowingly send a password unencrypted ove…
CVSS 6.5 · Medium
CVE-2019-14319
The TikTok (formerly Musical.ly) application 12.2.0 for Android and iOS performs unencrypted transmission of images, videos, and likes. This allows an attacker to extract private…
CVSS 6.5 · Medium

External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2018-4227.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

Sign-in required. Shodan requires you to sign in to run these filter searches.

Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

cpe:2.3:o:apple:iphone_osSearch this product on Shodan
cpe:2.3:o:apple:mac_os_xSearch this product on Shodan

Exact CVE query

Eligible paid Shodan plan required

Shodan's exact vuln: filter is separate from the product searches above and requires an eligible paid Shodan plan.

vuln:CVE-2018-4227Search this CVE on Shodan

These are outbound search links only. cvebuzz makes no Shodan API call, uses no Shodan API key, and does not display live result counts.

Metadata

Canonical fields

NVD status

Unavailable

Published

Jun 8, 2018

Modified

Jun 17, 2026

Official record

Authoritative NVD record

CVSS vector

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

CWE IDs

Vendor classifications

How this vector reads

CVSS 3.0 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): Low. No special conditions beyond the attacker-controlled steps are required.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): None. Exploitation does not require another user to act.
Scope (S): Unchanged. Impacts remain within the vulnerable security authority.
Confidentiality Impact (C): High. There is a total or serious impact to this security property.
Integrity Impact (I): None. There is no direct impact to this security property.
Availability Impact (A): None. There is no direct impact to this security property.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses