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01 Record

CVE-2018-4439

A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1.1, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9.

UnratedPUBLISHEDCNA: apple
CNA base scoreUnratedNo CNA CVSS vector
View raw JSON

02 Description

A logic issue was addressed with improved validation. This issue affected versions prior to iOS 12.1.1, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9.

03 Exploitation and scoring

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
1.93% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 79.6% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/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.

04 Metadata

Published
2019-04-03 17:43Z7 YR AGO
Last updated
2024-08-05 05:18Z2 YR AGO
Reserved
2018-01-02
Assigning CNA
apple
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
1e0f1c1d58740bd97c5068ff7bec9895c406fe02132e5a9fa2e582ca498960ac

05 Affected products

VendorProductVersionsPlatforms
n/aiOS, Safari, iTunes for Windows, iCloud for WindowsVersions prior to: iOS 12.1.1, Safari 12.0.2, iTunes 12.9.2 for Windows, iCloud for Windows 7.9—

06 References