CVE-2017-2423

9.8 criticalEPSS 1.7%

Critical (9.8) in apple. EPSS 1.7% chance of exploitation in the next 30 days.

An issue was discovered in certain Apple products. iOS before 10.3 is affected. macOS before 10.12.4 is affected. The issue involves the "Security" component. It allows remote attackers to bypass intended access restrictions by leveraging a successful result from a SecKeyRawVerify API call with an empty signature.

Severity

CVSS 3.0

9.8 critical

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

EPSS: 1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)
CWE: CWE-347
Published: 2017-04-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

apple:iphone_os
apple:mac_os_x

References

http://www.securityfocus.com/bid/97147
http://www.securitytracker.com/id/1038138
https://support.apple.com/HT207615
https://support.apple.com/HT207617
http://www.securityfocus.com/bid/97147

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