Is CVE-2018-4278 in the CISA KEV catalog?

No. CVE-2018-4278 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-4278?

CVE-2018-4278 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2018-4278?

CVE-2018-4278 has an EPSS score of 2.28% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-4278?

Upgrade webkit2gtk on debian 11 to 2.20.4-1 or later. Fixes are available for 7 affected products.

CVE & CISA-KEV Catalog

CVE-2018-4278

MEDIUMEPSS 81th pctl

4.3

CVSS v3

NVD

Description

In Safari before 11.1.2, iTunes before 12.8 for Windows, iOS before 11.4.1, tvOS before 11.4.1, iCloud for Windows before 7.6, sound fetched through audio elements may be exfiltrated cross-origin. This issue was addressed with improved audio taint tracking.

How to fix

Remediation Available

webkit2gtkDebian

Fixed in:2.20.4-1CVE-2018-4278

libjavascriptcoregtk-4.0-18Ubuntu

Fixed in:2.20.5-0ubuntu0.16.04.1USN-3743-1

Fixed in:2.20.5-0ubuntu0.18.04.1USN-3743-1

libwebkit2gtk-4.0-37Ubuntu

Fixed in:2.20.5-0ubuntu0.16.04.1USN-3743-1

Fixed in:2.20.5-0ubuntu0.18.04.1USN-3743-1

webkit2gtkUbuntu

Fixed in:2.20.5-0ubuntu0.16.04.1USN-3743-1

Fixed in:2.20.5-0ubuntu0.18.04.1USN-3743-1

SafariWindows application

Affected:11.1.2Fixed in:11.1.2Apple Inc.

iCloud (Legacy)Windows application

Affected:7.6Fixed in:7.6Apple Inc.

iTunesWindows application

Affected:12.8Fixed in:12.8Apple 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:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploit Intelligence

2.28%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Vendor Advisory1

support.apple.com

Third-Party Advisory4

Other references4

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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.