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CVE-2018-4207

27
FAUCET Score

CVE-2018-4207 is a high-severity vulnerability affecting Apple products including iOS, Safari, iCloud for Windows, tvOS, watchOS, and iTunes for Windows, as well as Canonical and Microsoft products, where an unexpected interaction could lead to an ASSERT failure. With a CVSS score of 8.8, this flaw can be exploited remotely with low attack complexity, potentially resulting in high impacts to confidentiality, integrity, and availability. While no public exploits or Metasploit modules are available, and it is not on CISA's KEV catalog, its FAUCET Risk Score of 70/100 indicates significant potential risk. There is currently no evidence of active exploitation or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 11.1CPE matchmatch criteria
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
< 11.3CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
< 11.3CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
< 4.3CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
< 7.4CPE matchmatch criteria
cpe:2.3:a:apple:icloud:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.04%
Probability of exploitation in next 30 days
EPSS Percentile
79.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0204 is in the 78th percentile among its peer group of 14,875 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

security.gentoo.org / glsa/201812-04
Third Party Advisory
support.apple.com / HT208693%2C
support.apple.com / HT208694
Vendor Advisory
support.apple.com / HT208695%2C
support.apple.com / HT208696%2C
support.apple.com / HT208697%2C
support.apple.com / HT208698%2C
usn.ubuntu.com / 3781-1
Third Party Advisory