What is the CVSS score of CVE-2019-8784?

CVE-2019-8784 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.3%.

Icloud CVE-2019-8784

HIGH

Out-of-bounds Write (CWE-787)

2019-12-18 product-security@apple.com

Buffer Overflow Microsoft Apple RCE Memory Corruption Icloud Itunes Ipados Iphone Os Mac Os X

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 18, 2019 - 18:15 nvd

HIGH 7.8

DescriptionNVD

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. An application may be able to execute arbitrary code with system privileges.

AnalysisAI

A memory corruption issue was addressed with improved memory handling. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1, iTunes for Windows 12.10.2, iCloud for Windows 11.0, iCloud for Windows 7.15. An application may be able to execute arbitrary code with system privileges. Affected products include: Apple Icloud, Apple Itunes, Apple Ipados, Apple Iphone Os, Apple Mac Os X.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).