Is CVE-2019-8573 in the CISA KEV catalog?

No. CVE-2019-8573 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-8573?

CVE-2019-8573 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-8573?

CVE-2019-8573 has an EPSS score of 1.80% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-8573?

Upgrade iphone os to 12.3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-8573

HIGHEPSS 76th pctl

7.5

CVSS v3

NVD

Description

An input validation issue was addressed with improved input validation. This issue is fixed in macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3, watchOS 5.2.1. A remote attacker may be able to cause a system denial of service.

CWE-20Improper Input Validation

How to fix

Remediation Available

iphone osNVD

Affected:< 12.3Fixed in:12.3CVE-2019-8573derived from NVD

mac os xNVD

Affected:< 10.14.5Fixed in:10.14.5CVE-2019-8573derived from NVD

watchosNVD

Affected:< 5.2.1Fixed in:5.2.1CVE-2019-8573derived from NVD

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.80%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Vendor Advisory3

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	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.