Is CVE-2019-8827 in the CISA KEV catalog?

No. CVE-2019-8827 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-8827?

CVE-2019-8827 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2019-8827?

CVE-2019-8827 has an EPSS score of 1.04% (60th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-8827?

Upgrade Safari to 13.0.3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-8827

MEDIUM

4.3

CVSS v3

NVD

Description

The HTTP referrer header may be used to leak browsing history. The issue was resolved by downgrading all third party referrers to their origin. This issue is fixed in Safari 13.0.3, iTunes 12.10.2 for Windows, iCloud for Windows 10.9.2, tvOS 13.2, iOS 13.2 and iPadOS 13.2, iCloud for Windows 7.15. Visiting a maliciously crafted website may reveal the sites a user has visited.

How to fix

Remediation Available

SafariWindows application

Affected:13.0.3Fixed in:13.0.3Apple Inc.

iCloud (Legacy)Windows application

Affected:10.0 10.9.2Fixed in:10.9.2Apple Inc.

Affected:7.15Fixed in:7.15Apple Inc.

iTunesWindows application

Affected:12.10.2Fixed in:12.10.2Apple 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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.04%probability of exploitation in 30 days

60thpercentile

Moderate risk: more likely to be exploited than 60% of all known CVEs.

References

Vendor Advisory6

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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.