Home/CVE/Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Catalina 1
CVE

CVE-2019-8756

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Catalina 1

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Catalina 10.15, iOS 13, iCloud for Windows 7.14, iCloud for Windows 10.7, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iTunes 12.10.1 for Windows. Multiple issues in libxml2.

CRITICAL · CVSS 9.8 EPSS 0.01253
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

6
apple icloud< 7.14
apple icloud>= 10.0 and < 10.7
apple itunes< 12.10.1
apple mac os x< 10.15
apple tvos< 13
apple watchos< 6.0
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · 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 NVD27 Oct 2020 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/en-us/HT210604Vendor Advisory
https://support.apple.com/en-us/HT210606Vendor Advisory
https://support.apple.com/en-us/HT210607Vendor Advisory
https://support.apple.com/en-us/HT210634Vendor Advisory
https://support.apple.com/en-us/HT210635Vendor Advisory
https://support.apple.com/en-us/HT210636Vendor Advisory
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