CVE-2017-2423

CRITICAL

iPhone OS < 10.3 and macOS < 10.12.4 - Cryptographic Signature Verification Bypass via Empty Signature

Title source: llm
STIX 2.1

Description

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.

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/97147
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207615
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038138
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT207617

Scores

CVSS v3 9.8
EPSS 0.0175
EPSS Percentile 74.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-347
Status published
Products (2)
apple/iphone_os < 10.2.1
apple/mac_os_x < 10.12.3
Published Apr 02, 2017
Tracked Since Feb 18, 2026