Home/CVE/An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS b
CVE

CVE-2018-4243

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS b

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.

HIGH · CVSS 7.8 EPSS 0.28347
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  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

4
apple tv< 11.4
apple iphone os< 11.4
apple mac os x< 10.13.5
apple watchos< 4.3.1
⚠

Public Exploits & PoCs

3
dosApple macOS/iOS Kernel - Heap Overflow Due to Lack of Lower Size Check in getvolattrlistverified
pocbugs.chromium.org · detail?id=1564bugs.chromium.org
pocwww.exploit-db.com · 44848www.exploit-db.com
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.0 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Jun 2018 · 06:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securitytracker.com/id/1041027Third Party AdvisoryVDB Entry
https://support.apple.com/HT208848Vendor Advisory
https://support.apple.com/HT208849Vendor Advisory
https://support.apple.com/HT208850Vendor Advisory
https://support.apple.com/HT208851Vendor Advisory
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