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CVE-2018-4164

30
FAUCET Score

CVE-2018-4164 is an unspecified vulnerability within the LLVM component of Apple Xcode versions prior to 9.3. This critical vulnerability (CVSS 9.8) can be exploited remotely with low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no known active exploitation, public exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.3CPE matchmatch criteria
cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.50%
Probability of exploitation in next 30 days
EPSS Percentile
83.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0250 is in the 73rd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.llvm.org / pipermail/llvm-commits
Third Party Advisory
releases.llvm.org
Third Party Advisory
developer.apple.com / library/content/releasenotes/DeveloperTools/RN-Xcode/Chapters/Introduction.html
Release NotesVendor Advisory
support.apple.com / HT208699
Vendor Advisory
securityfocus.com / bid/103583
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040610
Third Party AdvisoryVDB Entry