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CVE-2015-5942

19
FAUCET Score

CVE-2015-5942 is a memory corruption vulnerability in FontParser affecting Apple iOS before 9.1, OS X before 10.11.1, and watchOS before 2.0.1. An unauthenticated remote attacker could exploit this by tricking a user into opening a crafted font file, potentially leading to arbitrary code execution or a denial of service. With a CVSS score of 6.8, this vulnerability is considered medium severity due to its network attack vector and medium attack complexity, allowing for partial impact to confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.11.0CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
<= 2.0.0CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
<= 9.0.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.29%
Probability of exploitation in next 30 days
EPSS Percentile
87.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0329 is in the 81st percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

lists.apple.com / archives/security-announce/2015/Oct/msg00002.html
Vendor Advisory
lists.apple.com / archives/security-announce/2015/Oct/msg00003.html
Vendor Advisory
lists.apple.com / archives/security-announce/2015/Oct/msg00005.html
Vendor Advisory
support.apple.com / HT205370
Vendor Advisory
support.apple.com / HT205375
Vendor Advisory
support.apple.com / HT205378
Vendor Advisory
securitytracker.com / id/1033929