CISA KEV · Known exploitedHigh

CVE-2018-4344

Apple Multiple Products

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

CVSS
7.8
EPSS
2.94%
85.8% percentile
CISA KEV
Listed
Published
2019.04.04
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability2.94%
Technical severityCVSS 7.8

Vulnerability overview

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

Affected product and versions

Product
Apple Multiple Products
Affected versions
Versions prior to: iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5, < 12.0, < 10.14, < 5.0
Fixed versions
12.0, 10.14, 5.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply updates per vendor instructions.

Due date: 2022.07.18
  1. 1
    Identify

    Confirm that Apple Multiple Products and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
CWE-119
KEV added
2022.06.27
Ransomware use
미확인
CVE-2018-4344 — Apple Multiple Products | SECUFOCUS NOW