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CVE-2020-3829

20
FAUCET Score

CVE-2020-3829 is an out-of-bounds read vulnerability affecting Apple's iOS, iPadOS, macOS, tvOS, and watchOS. This flaw, addressed in iOS 13.3.1 and later, could allow an application to gain elevated privileges. With a CVSS score of 7.8 (High), it presents a significant risk due to its low attack complexity and potential for high impact on confidentiality, integrity, and availability, though user interaction is required. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 13.3.1CPE matchmatch criteria
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
< 13.3.1CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
< 10.15.3CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
< 13.3.1CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
< 6.1.2CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.92%
Probability of exploitation in next 30 days
EPSS Percentile
56.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0092 is in the 53rd percentile among its peer group of 11,621 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

support.apple.com / HT210918
Release NotesVendor Advisory
support.apple.com / HT210919
Release NotesVendor Advisory
support.apple.com / HT210920
Release NotesVendor Advisory
support.apple.com / HT210921
Release NotesVendor Advisory