Is CVE-2019-8746 in the CISA KEV catalog?

No. CVE-2019-8746 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-8746?

CVE-2019-8746 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2019-8746?

CVE-2019-8746 has an EPSS score of 2.90% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-8746?

Upgrade iCloud (Legacy) to 10.7 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2019-8746

CRITICALEPSS 85th pctl

9.8

CVSS v3

NVD

Description

An out-of-bounds read was 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. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

CWE-125Out-of-bounds Read

How to fix

Remediation Available

iCloud (Legacy)Windows application

Affected:10.0 10.7Fixed in:10.7Apple Inc.

Affected:7.14Fixed in:7.14Apple Inc.

iTunesWindows application

Affected:12.10.1Fixed in:12.10.1Apple Inc.

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.90%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Vendor Advisory8

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV	Fix
CVE-2023-21769	High	7.5	92%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.