Is CVE-2019-8789 in the CISA KEV catalog?

No. CVE-2019-8789 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-8789?

CVE-2019-8789 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2019-8789?

CVE-2019-8789 has an EPSS score of 1.31% (67th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-8789?

Upgrade ipados to 13.2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-8789

MEDIUM

5.5

CVSS v3

NVD

Description

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1. Parsing a maliciously crafted iBooks file may lead to disclosure of user information.

CWE-59Link Following

How to fix

Remediation Available

ipadosNVD

Affected:< 13.2Fixed in:13.2CVE-2019-8789derived from NVD

iphone osNVD

Affected:< 13.2Fixed in:13.2CVE-2019-8789derived from NVD

mac os xNVD

Affected:< 10.15.1Fixed in:10.15.1CVE-2019-8789derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.31%probability of exploitation in 30 days

67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Vendor Advisory2

Related Vulnerabilities

Other CWE-59 (Link Following) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-30333	High	7.5	99%	KEV + Ransom	Fix
CVE-2021-21300	High	8.0	89%	-	Fix
CVE-2021-32610	High	7.1	73%	-	Fix
CVE-2020-36193	High	7.5	71%	KEV	Fix
CVE-2023-40028	Medium	4.9	58%	-	Fix
CVE-2020-0787	High	7.8	43%	KEV + Ransom	-

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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.