Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2017-2523

46
FAUCET Score

CVE-2017-2523 is a critical memory corruption vulnerability in the Foundation component of Apple's iOS, macOS, tvOS, and watchOS, allowing remote attackers to execute arbitrary code or cause a denial of service via crafted data. With a CVSS score of 9.8, it is easily exploitable over the network without user interaction, leading to complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, an ExploitDB entry exists, and it has garnered significant community discussion, though no active exploitation or widespread media coverage has been reported.

Impacted Technologies

VendorProductVersion(s)CPE
< 10.3.2CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
< 10.12.5CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
< 10.2.1CPE matchmatch criteria
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
< 3.2.2CPE matchmatch criteria
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

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
11.48%
Probability of exploitation in next 30 days
EPSS Percentile
95.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-42050 · May 23, 2017
This CVE's current EPSS score of 0.1148 is in the 91st 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

support.apple.com / HT207797
Vendor Advisory
support.apple.com / HT207798
Vendor Advisory
support.apple.com / HT207800
Vendor Advisory
support.apple.com / HT207801
Vendor Advisory
exploit-db.com / exploits/42050
ExploitThird Party AdvisoryVDB Entry
securityfocus.com / bid/98584
Third Party AdvisoryVDB Entry