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CVE-2017-2478

35
FAUCET Score

CVE-2017-2478 is a race condition vulnerability in the Kernel component of Apple iOS prior to 10.3, macOS prior to 10.12.4, tvOS prior to 10.2, and watchOS prior to 3.2. This vulnerability has a CVSSv3 score of 7.0 (HIGH), indicating that an attacker could execute arbitrary code in a privileged context via a crafted application, requiring user interaction and high attack complexity. While there is no evidence of active exploitation in the wild, a proof-of-concept exploit (EDB-41794) exists, and the vulnerability has a high FAUCET Risk Score of 89/100, despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.2.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
<= 10.12.3CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
<= 10.1.1CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
<= 3.1.3CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.0HIGH

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.75%
Probability of exploitation in next 30 days
EPSS Percentile
90.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-41794 · Apr 4, 2017
This CVE's current EPSS score of 0.0475 is in the 97th percentile among its peer group of 386 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

support.apple.com / HT207601
Vendor Advisory
support.apple.com / HT207602
Vendor Advisory
support.apple.com / HT207615
Vendor Advisory
support.apple.com / HT207617
Vendor Advisory
exploit-db.com / exploits/41794
securityfocus.com / bid/97137
Third Party AdvisoryVDB Entry
securitytracker.com / id/1038138