Home/CVE/Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPad
CVE

CVE-2019-8820

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPad

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, tvOS 13.2, watchOS 6.1, Safari 13.0.3, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. Processing maliciously crafted web content may lead to arbitrary code execution.

HIGH · CVSS 8.8 EPSS 0.06533
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  • EPSS percentile: top 9% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

8
apple icloud< 7.15
apple icloud>= 10.0 and < 10.8
apple itunes< 12.10.2
apple safari< 13.0.3
apple ipados< 13.2
apple iphone os< 13.2
apple tvos< 13.2
apple watchos< 6.1
⚠

Public Exploits & PoCs

1
dosJavaScriptCore - Type Confusion During Bailout when Reconstructing Arguments Objectsverified
▣

Scoring & Timeline

8.8
HIGH · 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 NVD18 Dec 2019 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

6
rhsaRHSA-2020:4035Moderate
rhsaRHSA-2020:4451Moderate
suse-csafSUSE-SU-2020:1135-1
suse-csafopenSUSE-SU-2019:2587-1
suse-csafopenSUSE-SU-2019:2591-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://security.gentoo.org/glsa/202003-22Third Party Advisory
https://support.apple.com/HT210721Vendor Advisory
https://support.apple.com/HT210723Vendor Advisory
https://support.apple.com/HT210724Vendor Advisory
https://support.apple.com/HT210725Vendor Advisory
https://support.apple.com/HT210726Vendor Advisory
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